Following Donald Trump’s testimony during day five of journalist E. Jean Carroll’s defamation trial against him, MSNBC host and legal expert Katie Phang explained why the former president’s attempt to take the stand was essentially a waste of time. “Trump’s appearance on the stand today, so clear just how much he wanted to go up there and have his say,” Deadline: White House guest host Alicia Menendez said. “Yeah, but he didn’t do himself any favors,” Phang replied. “In fact, the whopping two to three minutes he was on the stand went by so quickly and had zero impact, that he actually should n…