Djokovic's apology after hitting the linesman

Serbian tennis player Novak Djokovic, number 1 in the ATP world rankings, was quick to apologize after his disqualification from the US Open due to a hit to a linesman.

Although he clarified that what happened on Sunday was involuntary, Djokovic confessed to feeling "sad and empty", in addition to expressing his apologies to the organizers of the prestigious tournament.