French sailor Yoann Richomme broke the record for the most distance covered in 24 hours in a monohull when he clocked 551.84 nautical miles (1,021.7 km) in the Vendee Globe, the solo, non-stop round-the-world race.Nicolas Lunven had set the record at 546.64 nautical miles a week ago before Richomme, 41, s