In this April 13, 2018, file photo, Border Patrol Tucson Sector Chief Patrol Agent Rodolfo Karisch, left, speaks during a press conference with Arizona Gov. Doug Ducey, right, to address Operation Guardian Support at the Nogales Border Patrol Station, in Nogales, Ariz. Republican Ducey made border security a key issue of his 2018 campaign for re-election, and during his first term created the multi-agency Arizona Border Strike Force to focus on border area crime, especially drug smuggling. (Mike Christy | Arizona Daily Star via The Associated Press)
