Tue, May 21, 2013, 4:11 PM EDT - U.S. Markets closed
Cook hits back at tax critics, says Apple pays its fair share
Microsoft unveils Xbox One, with new voice control
Mayor: 'This was the storm of storms'
Skill Vick never learned will blow your mind
Lost dog emerges from tornado rubble on TV
Stunning video captures tornado's formation
The most dangerous waters in the world
