Former Leeds United manager Jesse Marsch has taken aim at Roy Keane over how negative the Manchester United legend is in his punditry. The seven-time Premier League champion has formed quite a reputation for himself in recent years as a pundit as a straight-talker with little regard for emotion or how people actually feel. And speaking on the Up Front podcast, Marsch has revealed he isn’t a fan of Keane’s approach to punditry, with the American coach unsure how the former midfielder is as popular as he is. The former Leeds manager said: “It’s always interested me that people love Roy Keane so …