Sitak notches up a fine win in Belgrade

New Zealand doubles player Artem Sitak and Argentine partner Federico Delbonis have upset the top seeds in the first round at the ATP Tour's Belgrade Open.

They've beaten India's Rohan Bopanna and Croatian Franko Skugor 6-3 4-6 10-8 in 1 hour 24. There were seven breaks of serve in the match with Sitak and Delbonis converting four of their six chances with their opponents breaking serve three times from four chances.

Meanwhile both Michael Venus and Marcus Daniell have had their first round matches postponed at the ATP tournament in Parma in Italy until tomorrow.

Venus playing with Australian Matt Reid is due to play American’s Nathaniel Lammons and Jackson Withrow in the first round.

Daniell and his Austrian partner Phillip Oswald face Italy’s Simone Bolelli and Argentine Maximo Gonzalez.