Casper Ruud in a duel with Jack Sock.
| photo: AP
After Ruud, Stefanos Tsitsipas will go into action, he will only challenge the Argentinian Diego Schwartzman. British Andy Murray will play against Australian Alex de Minaur.
The highlight of the first day of the Laver Cup will be the evening tie, where Roger Federer and Rafael Nadal will play against Socko and Francesi Tiafoe. Twenty-time Grand Slam champion Federer will end his professional career at the age of 41 after the match.
Tennis Laver Cup in London
European Cup – World Cup 1:0
Ruud – Sock 6:4, 5:7, 10:7