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David Aragruz, McAllen Fire Department, carries the Flag of Heroes as participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Matt Valdez, firefighter from San Antonio, works his way up the stairwell surrounded by pictures of the fallen as participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Renee Rodriguez, La Villa firefighter, takes a small break before entering the stairwell to walk to up again as participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Jerry Castro rings a bell after finishing his climb as participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants sign their name on a fire hose after taking part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Hand crafted pictures of the first responders who gave their lives on 9/11 are displayed as participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Members of the Corpus Christi Pipes and Drums play as participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Members of the Corpus Christi Pipes and Drums react while posing for a group photo before participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants wave as they pose for a photo before they take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants walk pasted a Firefighter Table of Honor as they take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Fire fighters take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Edinburg firefighters Adrian Villarreal greets other firefighters they take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

A participant stairs at a photo of a fallen first responder while taking part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Members of the Corpus Christi Pipes and Drums lead participants as they take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Firefighters and other participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants drink pickle juice while take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Rosie Silva hands liquids refreshments to participants as they take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Members of the McAllen Police Honor Guard stand at attention during a ceremony before participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participants take part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

McAllen firefighter Alfredo Pea takes part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])

Participant Fermin Garcia was the first to complete the 110 stories by climbing to the top seven times as he took part in the annual McAllen Stair Climb at the Neuhaus Tower on Sunday, Sept.9, 2018, in McAllen. They climbed 110 stories, the height that was the World Trade Center Towers, to remember the 343 firefighters that died on September 11, 2001, as they attempted rescue of those trapped in the two towers in New York City. (Joel Martinez | [email protected])