JACK Iredale is hoping his versatility can help aid Cambridge United’s promotion push.The 24-year-old defender has played a number of positions this season and is enjoying the challenge. “I’m versatile, whether it’s left-back, left-midfield, I’ve played inside a little bit as well,” he said.“I’ve played in three or four different positions.“Players are picking up injuries and have tired legs, especially after the run we’ve had for the past three-and-a-half weeks. I’m going to need to put my head down and work hard ...