Switzerland s Roger Federer playing with Spain s Rafael Nadal of Team Europe returns against USA s Jack Sock and USA s Frances Tiafoe of Team World during their 2022 Laver Cup men s doubles tennis match at the O2 Arena in London on September 23, 2022. AFP

Switzerland s Roger Federer (R) communicates with Spain s Rafael Nadal (L) of Team Europe playing against USA s Jack Sock and USA s Frances Tiafoe of Team World during their 2022 Laver Cup men s doubles tennis match at the O2 Arena in London on September 23, 2022. AFP

Switzerland s Roger Federer (L) playing with Spain s Rafael Nadal of Team Europe shakes hands with USA s Jack Sock (R) of Team World after their 2022 Laver Cup men s doubles tennis match at the O2 Arena in London, early on September 24, 2022. AFP

Switzerland s Roger Federer (L) playing with Spain s Rafael Nadal of Team Europe embraces USA s Jack Sock (R) of Team World after their 2022 Laver Cup men s doubles tennis match at the O2 Arena in London, early on September 24, 2022. AFP

An emotional Roger Federer of Team Europe sits alongside his playing partner Rafael Nadal after their Laver Cup doubles match against Team World s Jack Sock and Frances Tiafoe at the O2 arena in London, Friday, Sept. 23, 2022.AP

Spain s Rafael Nadal Team Europe returns against USA s Jack Sock and USA s Frances Tiafoe of Team World during their 2022 Laver Cup men s doubles tennis match at the O2 Arena in London on September 23, 2022. AFP

Team Europe s Roger Federer returns the ball as he and Rafael Nadal play in a Laver Cup doubles match against Team World s Jack Sock and Frances Tiafoe at the O2 arena in London, Friday, Sept. 23, 2022. AP

Team Europe s Roger Federer, left, and Rafael Nadal react during their Laver Cup doubles match against Team World s Jack Sock and Frances Tiafoe at the O2 arena in London, Friday, Sept. 23, 2022. AP

Switzerland s Roger Federer (L) embraces Spain s Rafael Nadal of Team Europe after their doubles match in the 2022 Laver Cup at the O2 Arena in London, early on September 24, 2022. AFP

An emotional Roger Federer of Team Europe is embraced by his wife Mirka after playing with Rafael Nadal in a Laver Cup doubles match against Team World s Jack Sock and Frances Tiafoe at the O2 arena in London, Friday, Sept. 23, 2022. AP

TOPSHOT - Switzerland s Roger Federer is given the bumps by teammates after playing his final match, a doubles with Spain s Rafael Nadal of Team Europe against USA s Jack Sock and USA s Frances Tiafoe of Team World in the 2022 Laver Cup at the O2 Arena in London, early on September 24, 2022. AFP