Silva's self-doubt bites the dust en route to gold

With a strange choice for background music blaring around the Bird's Nest, Yarisley Silva attempted to clear 5.01 meters in the pole vault shortly after winning her first gold medal at the world championships.

The song, Another One Bites the Dust by Queen, did not affect her.

For Silva, the only thing biting the dust was the self-doubt that had crept into her pre-vault routine.