Novak Djokovic unable to explain his shock exit at French Open

A resigned Novak Djokovic was at a loss to explain the shocking ending to his French Open title defence.

Twelve months after becoming the first man in 47 years to hold all four grand slam titles, Djokovic exited Roland Garros with a 7-6 (7/5) 6-3 6-0 loss to Dominic Thiem in the quarter-finals.