Dancing on Ice star Greg Rutherford has revealed details of his horrific injury ahead of having surgery.The sports star recently shared gruesome footage of the moment disaster hit just days before the final of this year's series of Dancing on Ice, which forced him to withdraw from the ITV competition. In the video, Greg can be seen diving through a professional skater's legs, which is when things went very wrong. He wrote alongside the video: "Here we gooooo.This is the showcase we didn't get to perform due to injury." He explained further: "The point where I dive through Colin and Brendyn's legs is where everything went wrong last Sunday.This is from either Friday or Saturday so I was still ironing out a few timings issues (which I'm sure you will notice)." And now, speaking on his Instagram Stories, the Olympian said he "effectively gave [himself] a C-section" after he tore his abs when he tried to skate through the legs of professional Colin Grafton.