Formula 1 mourns Kyle Busch

      Late at night, sad news came from the USA – Kyle Busch, a two-time NASCAR series champion, passed away unexpectedly at the age of 41. Formula 1 mourns the American driver, and teams have published messages expressing condolences to Busch's family and friends.

      "A true fighter and champion. We express our condolences to Kyle's family, friends, and the entire NASCAR community," wrote the Formula 1 press service.

      Mercedes released the following statement: "An uncompromising competitor, an outstanding champion, and a true symbol of motorsport. We mourn together with Kyle's family, his friends, and the entire NASCAR family."

      The Cadillac press service also expressed condolences: "On behalf of the TWG Motorsports team, we extend our deepest condolences to Kyle's family and friends."

      On Wednesday, Kyle Busch was working on a Chevrolet simulator in Concord when he lost consciousness and was taken to a hospital in Charlotte, North Carolina. This was reported to the Associated Press by sources familiar with the situation on condition of anonymity. The driver's family and team are not disclosing any details related to the tragedy.