Mondays with Bob Greene STARS US Open Men’s singles: Novak Djokovic beat Juan Martin del Potro 6-3 7-6 (4) 6-3 Women’s singles: Naomi Osaka beat Serena Williams 6-2 6-4 Men’s doubles: Mike Bryan and Jack Sock beat Lukasz Kubot and Marcelo Melo 6-3 6-1 Women’s doubles: Ashleigh Barty and Coco Vandeweghe beat Timea Babos […]