Justin Gatlin was one of 420 athletes to take part in a test event at an empty Olympic stadium as preparations continue for the delayed Tokyo games.
A small protest outside the stadium called for the Games to be cancelled.
“I felt beyond safe,” said Gatlin, 39, the 2004 Olympic champion and silver medallist at Rio in 2016. “The bubble has been very successful.”
American sprinter Gatlin, who was one of nine international athletes involved and won the men’s 100m, said daily testing and use of a bubble showed the games could be staged…
