The service cars can't help him. The UCI states that only team service cars or neutral service vehicles can stop to help him. The problem was that Colombia, Uruguay and Chile were sharing the same car and they were placed 21st out of 25 service cars.
@rocky_b:
@DeadIy: @rocky_b: nie mógł
https://www.cyclingnews.com/news/colombia-complain-to-uci-as-junior-left-stranded-with-mechanical-at-world-championships/