Giffords' astronaut hubby decision due Friday

In this photo shot by a pool photographer and later vetted and approved for release by the Green family, Mark Kelly, husband of Rep. Gabrielle Giffords, attends the funeral mass for Christina Green, the youngest victim of a shooting spree last Saturday that claimed six lives and left his wife battling for her life, in Tucson Ariz. Thursday, Jan. 13, 2011. (AP Photo/Rick Wilking, Pool)

February 3, 2011 4:42:28 PM PST
The astronaut husband of wounded Rep. Gabrielle Giffords has made his choice. But he's waiting until Friday to reveal whether he'll fly in space or stay on Earth with his wife.