![Washington, D.C, USA. 2nd Aug, 2018. ALEXANDER ZVEREV hits a forehand during his 3rd round match at the Citi Open at the Rock Creek Park Tennis Center in Washington, DC Credit: Kyle Washington, D.C, USA. 2nd Aug, 2018. ALEXANDER ZVEREV hits a forehand during his 3rd round match at the Citi Open at the Rock Creek Park Tennis Center in Washington, DC Credit: Kyle](https://c8.alamy.com/comp/PCMXW2/washington-dc-usa-2nd-aug-2018-alexander-zverev-hits-a-forehand-during-his-3rd-round-match-at-the-citi-open-at-the-rock-creek-park-tennis-center-in-washington-dc-credit-kyle-gustafsonzuma-wirealamy-live-news-PCMXW2.jpg)
Washington, D.C, USA. 2nd Aug, 2018. ALEXANDER ZVEREV hits a forehand during his 3rd round match at the Citi Open at the Rock Creek Park Tennis Center in Washington, DC Credit: Kyle
![Washington, D.C, USA. 1st Aug, 2018. ANDY MURRAY hits a forehand during his 2nd round match at the Citi Open at the Rock Creek Park Tennis Center in Washington, DC Credit: Kyle Washington, D.C, USA. 1st Aug, 2018. ANDY MURRAY hits a forehand during his 2nd round match at the Citi Open at the Rock Creek Park Tennis Center in Washington, DC Credit: Kyle](https://c8.alamy.com/comp/PCFNM2/washington-dc-usa-1st-aug-2018-andy-murray-hits-a-forehand-during-his-2nd-round-match-at-the-citi-open-at-the-rock-creek-park-tennis-center-in-washington-dc-credit-kyle-gustafsonzuma-wirealamy-live-news-PCFNM2.jpg)
Washington, D.C, USA. 1st Aug, 2018. ANDY MURRAY hits a forehand during his 2nd round match at the Citi Open at the Rock Creek Park Tennis Center in Washington, DC Credit: Kyle
![Washington DC, USA. 4 August 2018. Alexander Zverev plays a backhand shot during a Citi Open tennis match at Rock Creek Park in Washington DC. Justin Cooper/CSM Stock Photo - Alamy Washington DC, USA. 4 August 2018. Alexander Zverev plays a backhand shot during a Citi Open tennis match at Rock Creek Park in Washington DC. Justin Cooper/CSM Stock Photo - Alamy](https://c8.alamy.com/comp/PCXC2G/washington-dc-usa-4-august-2018-alexander-zverev-plays-a-backhand-shot-during-a-citi-open-tennis-match-at-rock-creek-park-in-washington-dc-justin-coopercsm-PCXC2G.jpg)