Dancing on Ice star Greg Rutherford has detailed why an injury has left him “worried” about the upcoming show this weekend. The ITV reality show is known for being on the risky side when it comes to injuries, and many famous faces and professional skaters have endured some painful slip-ups since the series debuted in 2006. The 37-year-old explained he had pulled his groin during training but believes he should be fine to compete in this weekend’s show, but is still “worried”. “I’ll be retired now five years and my body isn’t what it once was anyway,” the former Olympian explained. Speaking on …