Here's a sampling of the latest social-media foibles and feats from pro tennis players and observers.

A query posed to Jack Sock after his upset of Richard Gasquet at Washington, D.C.'s Citi Open may go down in history as the greatest ever.

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Earlier in the tournament, father-to-be Andy Murray suffered a dispiriting three-set loss to Teymuraz Gabashvili and hid his emotions, per usual.

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The well-heeled Alla Kudryavtseva and Anastasia Pavlyuchenkova sidled up to their compatriot Gabashvili in the wake of his big win.

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Tom Perrotta set fire to a cliche.

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Teen phenom Alexander Zverev's follicles continue to serve as a talking point.

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Friday's court scheduling at the combined D.C. event made the likes of Martina Navratilova and others feeling nonplussed, borderline outraged.

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If you missed it, Vicky Duval will soon return to pro-tennis action. She's got the adorable video message to prove it.

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India's iconic No. 1 doubles star Sania Mirza showed off her fashionable side in a runway show.

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And the conflicts of interest in tennis spin madly on.

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Follow Jon on Twitter @jonscott9. News tips gladly accepted. Just don't tell him how to serve.