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Germany's Mischa Zverev returns a shot to Slovakia's Lukas Lacko at the Gerry Weber Open ATP tennis tournament in Halle, Germany, Tuesday, June 20, 2017. (Friso Gentsch/dpa via AP Stock Photo - Alamy
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Gerry Weber Halle Grass Court Tennis Tournament - Review of Gerry Weber Stadion, Halle Westfalen, Germany - Tripadvisor
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Spain's Rafael Nadal returns the ball to Germany's Dustin Brown during the Gerry Weber Open tennis tournament in Halle, Germany, Thursday, June 12, 2014. Nadal lost the match with 4-6 and 1-6. (
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A packed centre court at the Gerry Weber Stadium in Halle (Westfalen), Germany watches a tennis match at the ATP tournament Stock Photo - Alamy
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Boys tennis: Niwot's Luke Weber hopes past failures can power him to No. 1 singles title – BoCoPreps
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Switzerland's Roger Federer serves during his semifinal tennis match against Germany's Tommy Haas at the ATP Gerry Weber Open tournament in Halle Westphalia, Germany, Saturday, June 15, 2013. (AP Photo/Martin Meissner Stock
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