Much is at play in this latest installment of Tweets of the Week: Eugenie Bouchard issues a (polite Canadian) order to Ivo Karlovic, Serena Williams dines with Martha Stewart, and Caroline Wozniacki FaceTimes her wee dog. Plus, Wimbledon looks a bit like Roland Garros lately and Sloane Stephens both salutes now-former coach Paul Annacone and snaps a shot with one Michelle Obama. That and more here:
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