Page 5378 


Serena Williams battles through errors to beat Kiki Bertens at US Open

Serena Williams

If this were a fight, it might have been called off before a blow had been landed. But Kiki Bertens, a smiling, 23-year-old Dutch qualifier who looked pleased just to be here, made a decent fist of her impossible assignment in dappled light on Arthur Ashe and pushed Serena Williams at least to the lower slopes of anxiety on day three of the 2015 US Open.