Shayna Jack of Australia has tested positive for a banned substance, which prompted her withdrawal from the world swimming championships before the event began for what were cited as personal reasons.

Swimming Australia confirmed Saturday that Jack has been notified of the positive test following an out-of-competition drug test on June 26. She was suspended from the Australian team and sent home from its pre-worlds training camp in Japan.

In a time of both misinformation and too much information, quality journalism is more crucial than ever.
By subscribing, you can help us get the story right.