WASHINGTON — Sen. Ted Cruz (R-TX) doubled down in joining former President Donald Trump and Sen. J.D. Vance (R-OH) in attacking immigrants and blasted what he called “unprecedented hatred” against Trump. Speaking to Raw Story on Tuesday in Washington, Cruz, who is in a tight race against Democratic Rep. Colin Allred (D-TX), defended the former president, saying “There has been unprecedented hatred directed at [former] President Trump.” “I think the left has lost its mind,” he said. Want more breaking political news? Click for the latest headlines at Raw Story. After slamming his rival party, C…