Ashton Kutcher Stunned By Kim Kardashian's Running Pace During Joint Workout: 'You Don't Even Run!'

Ashton Kutcher has a new workout buddy, but can he keep up with Kim Kardashian? The "That 70's Show" actor joined forced with the reality star as part of his new marathon training series with Peloton called "Our Future Selves" and was shocked by the SKIMS founder's skill. "You are literally running at a 7-minute mile pace what is happening right now, I don't even understand," he said in awe of her pace.