![Stan Wawrinka booed after hitting Martin Klizan in groin during Australian Open clash | Tennis | Sport | Express.co.uk Stan Wawrinka booed after hitting Martin Klizan in groin during Australian Open clash | Tennis | Sport | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/72/590x/Stan-Wawrinka-Martin-Klizan-755269.jpg)
Stan Wawrinka booed after hitting Martin Klizan in groin during Australian Open clash | Tennis | Sport | Express.co.uk
![We Are Tennis on Twitter: "Martin #Klizan keeps going in #Barcelona! Djokovic's winner dominates Feliciano Lopez 6-1 6-4 to reach the quarter-finals https://t.co/Nh25SO4CjH" / Twitter We Are Tennis on Twitter: "Martin #Klizan keeps going in #Barcelona! Djokovic's winner dominates Feliciano Lopez 6-1 6-4 to reach the quarter-finals https://t.co/Nh25SO4CjH" / Twitter](https://pbs.twimg.com/media/Dbs-HVgX4AAmgCv.jpg)
We Are Tennis on Twitter: "Martin #Klizan keeps going in #Barcelona! Djokovic's winner dominates Feliciano Lopez 6-1 6-4 to reach the quarter-finals https://t.co/Nh25SO4CjH" / Twitter
![BARCELONA - APR 24: Martin Klizan (tennis player from Slovakia) plays at the ATP Barcelona Open Banc Sabadell Conde de Godo tour Stock Photo - Alamy BARCELONA - APR 24: Martin Klizan (tennis player from Slovakia) plays at the ATP Barcelona Open Banc Sabadell Conde de Godo tour Stock Photo - Alamy](https://c8.alamy.com/comp/H4CX8X/barcelona-apr-24-martin-klizan-tennis-player-from-slovakia-plays-at-H4CX8X.jpg)