Novak Djokovic rocking as Denis Istomin takes him to fifth set

Denis Istomin has taken Novak Djokovic to a fifth set in his second-round match at the Australian Open, leaving open the possibility of a huge shock on Rod Laver Arena.

Serbia's Novak Djokovic gestures after a point against Uzbekistan's Denis Istomin

Image credit: AFP

World number two Djokovic lost the first set in a tie-break to the Uzbek, after an opening game which lasted a full 16 minutes.

He responded by taking the next two sets but again on a tie-break, Istomin's big hitting proved the difference.

The world number 117 went 5-1 up in the fourth-set tie-break and clinched it 7-5.