the son of the greatest driver history, michael schumacher, is hoping to step into the racing line light. 16-year-old mick schumacher has the biggest shoes to feel, with his father winning seven world titles. he stepped in a formula 4 car and makes a debut, after switching up from cart racing, where he was runner in the world, european and german championships. >> translation: from my point of view, obviously i must ask that people don't set their expectations too high. this is clearly an entry-level year for mick. it's the first year he made the transition from cart racing to formula racing. during this year he'll gain new experience, and at the same time he'll obviously do all he can do to produce the best results. i would like to ask for some restraint so he can achieve the results >>> now, it's been a gruelling 36 hours, but competitors completed the longest ever sage at the marathon des sables. day 2 of the 91.7km stage brought desert heat and withdrawals from the field as the runners continued to the finish line. a moroccan is the leader, and there's two more stages left >>> that's