It was raining, ever so slightly, and her Wimbledon fourth-round match was slipping away, ever so slightly, when Serena Williams stumbled as she ran to the net, winding up seated on the slick Centre Court grass.
Her opponent, two-time major champion Svetlana Kuznetsova, sent a shot flying past Williams to go up a break at 5-4 in the opening set.
Williams was slow to get up. She wasn't injured, but was worried she could be. Why, she demanded to know from chair umpire Marija Cicak, wasn't the retractable roof shut? Eventually, after one more game and much discussion, action was delayed for nearly 30 minutes while the cover was closed.
Whether it was the transformation...