It was surely unthinkable that Roger Federer’s trophy-laden career would end with a defeat but that is what transpired as the 41-year-old Swiss maestro lost alongside Rafael Nadal on an emotional night at the Laver Cup on Friday. In front of a 17,500 sell-out crowd at London’s O2 Arena, 20-time Grand Slam champion Federer returned from more than a year away for a last dance in tandem with his great rival in a gripping and memorable finale by the Thames. Mike Drolet reports.