3 July 2014 Last updated at 21:05

Wimbledon 2014: Nenad Zimonjic and son play quick rally on Court 18

Nenad Zimonjic plays a quick rally with his son, after his mixed doubles quarter-final win with Samantha Stosur on Court 18.

Zimonjic and Stosur beat Michail Elgin and Anastasia Rodionova 6-3 6-1 to reach the last four at Wimbledon.

Available to UK users online.