ATP roundup: Rogers Federer's career ends with doubles loss
Roger Federer's stellar career ended on a losing note early Saturday morning in London when Americans Jack Sock and Frances Tiafoe of Team World notched a 4-6, 7-6 (2), 1-0 (11-9) win over Federer and Rafael Nadal of Team Europe in a Laver Cup doubles match.
Federer and Nadal had a match point when leading 9-8 in the tiebreak but weren't able to convert as Federer hit a forehand into the net. That was part of three strai