Arizona's legislature is set to vote on legislation to pay police $2,500 for every illegal immigrant they help deport, marking it the latest U.S. state to consider bounties to support President Donald Trump's hardline immigration policies.

U.S. and Mexican officials have spent decades building trust and confidence, and the presence of Mexican firefighters in Los Angeles is the product of the often invisible diplomatic and technical cooperation that breaks down historical barriers and overcomes bureaucratic hurdles.

Leaders from Los Angeles to Chicago organize in preparation of a vengeance-filled Trump agenda