It was another record-breaking day for world No. 1 Serena Williams Monday at the U.S. Open, but any hope for a nostalgic all-Williams rematch came to an end with sister Venus' heartbreaking three-set tiebreaker loss.
MORE: Serena keeps breaking records
Serena surpassed Roger Federer as the winningest player — man or woman — in Open Era history with her 308th match victory in major play after easing by Yaroslava Shvedova in straight sets, 6-2, 6-3.
"I just think winning 308 matches in general is pretty awesome. For that to be in a Grand Slam is pretty cool," Williams told reporters.