In a vulgar, deprecating comment, former President Bill Clinton said his wife’s 2016 campaign failed to communicate with voters, according to a new book. The passage in “The Squad: AOC and the Hope of a Political Revolution” by Ryan Grim was reported by Fox News. “Former president Bill Clinton, surveying the landscape and the ham-handed efforts at identity politics, was bereft, lamenting to a longtime friend in the fall of 2016 that Hillary’s campaign ‘could not sell p**** on a troop train,'” Grim wrote. The book “Shattered: Inside Hillary Clinton’s Doomed Campaign,” earlier noted that the for…