Top 5 Photos, 9/22: Laver Cup competitors step out in style 

Former No. 1 John McEnroe will serve as team captain for Team World.

Nick Kyrgios is excited to be back at the team event. It will be his fourth Laver Cup appearance.

Diego Schwartzman made his debut at the team event in Chicago in 2018. He returns for the second time playing under Team World.

Introducing Team Europe! Former world No. 4 Thomas Enqvist will serve as the team's Vice Captain.

Felix Auger-Aliassime will make his Laver Cup debut alongside Reilly Opelka on Team World.