Leon Marchand of France celebrates after receiving an award for creating a new world record following the men's 200-meter individual medley semifinals at the World Aquatics Championships in Singapore.

Leon Marchand of France celebrates after competing in the men's 200-meter individual medley semifinals at the World Aquatics Championships in Singapore.

Leon Marchand of France competes in the men's 200-meter individual medley semifinal at the World Aquatics Championships in Singapore.

Shaine Casas of the United States competes in the men's 200-meter individual medley semifinals at the World Aquatics Championships in Singapore.

Hubert Kos of Hungary competes in the men's 200-meter individual medley semifinal at the World Aquatics Championships in Singapore.

Kosuke Makino of Japan competes in the men's 200-meter individual medley semifinal at the World Aquatics Championships in Singapore.

Leon Marchand of France competes in the men's 200-meter individual medley semifinal at the World Aquatics Championships in Singapore.

Leon Marchand of France prepares to compete in the men's 200-meter individual medley semifinals at the World Aquatics Championships in Singapore.