Kevin Anderson and Jack Sock spoiled the doubles debut of Roger Federer and Novak Djokovic but Team Europe still led Team World 3-1 after the first day of the 2018 Laver Cup. Grigor Dimitrov, David Goffin and Kyle Edmund all won their opening singles matches Friday to give Team Europe a commanding 3-0 lead going into the evening's final doubles match.

Team World's Jack Sock and Kevin Anderson needed a tiebreaker to defeat the doubles dream team of Federer and Djokovic 6-7, 6-3, 10-6. Sock and Anderson won the tiebreaker after Federer double faulted to give Team World a key 5-4 lead.