Liverpool legend, Jamie Carragher, has said that Manchester United’s Kobbie Mainoo will be “a superstar”. Speaking on Sky Sports, Carragher admitted he enjoys watching the England midfielder play. Mainoo enjoyed a breakout season under Erik ten Hag last year. The 19-year-old was also called up for Euro 2024, where the Three Lions lost in the final to Spain. Carragher said: “I think he has been an absolute revelation. I love watching him play and what he did in the summer. “He came through last season, we were asking questions about United’s midfield. It was Casemiro needs a partner, now it’s M…