Extreme athlete Felix Baumgartner canceled his planned death-defying 23-mile free fall Tuesday because of high winds, the second time this week he was forced to postpone his quest to be the first supersonic skydiver. The former military parachutist from Austria had planned to ride a pressurized capsule carried aloft by a 55-story, ultra-thin helium balloon into the stratosphere, and then jump in a specially designed suit. Read More