Tentative time is 8:00 am Mountain Time start
Skydiver hopes to break sound barrier Sunday
ROSWELL, N.M. Extreme athlete Felix Baumgartner started preparations early Sunday for his attempt to be the first skydiver in history to break the sound barrier.
Before sunrise the former Austrian paratrooper’s team began unpacking the 30 million cubic foot helium balloon to hoist the capsule that will carry him 23 miles up in the sky.
Mission control officials say the three hour ascent is expected to begin Sunday at 8 a.m. MDT
Read more at CBS News.