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Backstory: 'Serena vs. The Umpire'

Serena, Naomi Osaka and the most controversial US Open final in history

It has been called one of the most controversial matches in tennis history. But what is the real story behind the 2018 US Open women's singles final? Don Van Natta looks back at the match that sparked debate on and off the court.

Replay: Backstory -- Serena vs. The Umpire

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Western & Southern Open

Nick Kyrgios blasts ref, smashes rackets in Cincy loss

In the end the record books will say Karen Khachanov beat Nick Kyrgios two sets to one in a second-round match in Cincinnati on Wednesday, but that tells virtually none of the actual story.

Despite loss, Andy Murray makes great strides in singles return

His game might be a bit rusty, but Andy Murray's on-court demeanor was in vintage form in a first-round loss at the Cincinnati Open.

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