Many found the New York crowd's treatment of Novak Djokovic appalling, but for the Serb it was just another defeatable obstacle to overcome.
The Swiss maestro says Novak has many more Slams in him.
The Serb suffered a knockdown in the first round but was was able to get up off the canvas to defeat Federer.
Roger Federer and Novak Djokovic weren't the only ones gunning for milestones during Sunday's US Open final.
New Jersey native Paul dispenses double bagel, while top-seeded Fritz scores 6-2, 6-3 semifinal win.
A chat and funny voice mail from 2010 Roland Garros champion Francesca Schiavone helped relax Flavia Pennetta.
Flavia Pennetta won the US Open, then announced she'll retire at the end of the season before picking up the trophy.