As the crowd of delegates chanted “Back the blue! Back the blue!” on Tuesday, former President Donald Trump flashed a thumbs up at Republican National Convention speaker Randy Sutton, a retired law enforcement officer who founded a nonprofit benefiting wounded cops. Trump, the Republican nominee for president, has leaned heavily into his public support of the police recently. He publicly thanked law enforcement for their response when a gunman attempted to assassinate him in Butler, Pa., on Saturday, wounding Trump in the ear. Want more breaking political news? Click for the latest headlines a…