Biden: Israel free to set own course on Iran   Submarine detects signal from Yemenia black boxes   Obama bemoans golf swing to Russian reporter   Ex-NFL QB Steve McNair, woman found slain in Tenn.   Federer edges Roddick in epic final   Investors' focus shifts to 2Q earnings reports   French: Sub hears signal from Yemenia black boxes   Cavendish wins Tour's 2nd stage; Armstrong in pack   Iran: British-Greek reporter held for weeks freed   Allen Stanford lightly regulated by Florida: newspaper   Little people call for FCC to ban 'midget'   Military ordered to turn back Zelaya's jet   2 British soldiers killed in southern Afghanistan   Germany's biggest bank hired detectives to spy on staff: report   Military ordered to turn back Zelaya's jet   `Transformers,' `Ice Age' tie for No. 1 at $42.5M   Federer beats Roddick for record 15th Grand Slam   Federer holds off Roddick to win 15th major title   Harvard pres.: School has tough choices in decline   Roger Federer wins record 15th Grand Slam title and sixth Wimbledon championship.