Sports US Open Men's Final September 13, 2011 / 11:50 AM EDT / CBS News Number one seed Novak Djokovic of Serbia 2011 US Open - Day 15 2011 US Open - Day 15 Number one seed Novak Djokovic of Serbia 2011 US Open - Day 15 Number one seed Novak Djokovic of Serbia Number one seed Novak Djokovic (L) of Se 2011 US Open - Day 15 Novak Djokovic of Serbia drops to the gr 2011 US Open - Day 15 Serbian tennis player Novak Djokovic kis 2011 US Open - Day 15 Novak Djokovic of Serbia gets a rub down