Djokovic breaks down in tears during US Open first-round exit

An emotional Novak Djokovic suffers a US Open first-round defeat which provided further evidence that age is fast catching up with the 39-year-old great.

Novak Djokovic's pursuit of a 25th Grand Slam ends in a five-set defeat to unseeded Argentinian player Mariano Navone.

Mariano Navone wins 7-6 (7-5), 5-7, 4-6, 6-2, 6-1 to end Serb’s hopes Djokovic vomits numerous times and has to fight off cramps The first night session of the US Open this year was approaching the three-hour mark when Novak Djokovic walked briskly to the corner of the vast Arthur Ashe Stadium court, bent down and vo

It also ended his run of 78 Grand Slam first-round victories, a streak stretching all the way back to Djokovic's 2006 loss to Paul Goldstein at the 2006 Australian Open.

For the first time in 20 years, Djokovic has been bounced in the first round of a Grand Slam.

Novak Djokovic was upset in the first round, 6-7, 7-5, 6-4, 2-6, 1-6, by the 25-year-old Mariano Navone at Arthur Ashe Stadium on Sunday night.