LONDON, June 30, 2016 (Xinhua) -- Florian Mayer of Germany returns the ball during the men's singles first round match against Dominic Thiem of Austria on Day 3 of the 2016 Wimbledon Tennis Championships in London, Britain, on June 29, 2016. Florian Mayer lost 5-7, 4-6, 4-6. (Xinhua/Ye Pingfan)