Actor Anthony Mackie endorsed Republican presidential frontrunner Donald Trump Monday during a promotional interview with BET for his new film Our Brand Is Crisis, and was immediately vilified online for being black and embracing conservative ideas. ... “I would 100 percent want to run Trump’s campaign. 100 percent,” Mackie said. “I mean, first that’ll be the best party ever when he won, and second, Trump’s an easy sell. … It wasn’t long before Mackie’s endorsement created a backlash on Twitter. Ira Madison, staff editor for New York Magazine, tweeted Monday: Anthony Mackie always looks like he’d love to get called...