Laver Cup: Roger Federer loses with Rafael Nadal and retires

Roger Federer ended his incredible career at the Laver Cup in London. Competing for the final time, Federer lost the doubles match alongside his great friend Rafael Nadal 4-6, 6-2, 11-9 to Frances Tiafoe and Jack Sock after squandering a match point. Nadal served in the encou