House holds hearing on NASA's proposed exploration goals

The U.S. House subcommittee overseeing NASA has begun a hearing titled, "Proposed Changes to NASA's Exploration Program: What's Known, What's Not, and What Are The Issues for Congress?"

You can watch it live by clicking the NASA TV box on the right side of the page.

Here are links to prepared witness testimony:
-- Douglas Cooke, associate administrator for NASA's Exploration Mission Systems Directorate.
-- A. Thomas Young, retired NASA and Lockheed Martin Corp. executive.

Here's the opening statement from subcommittee chairwoman Gabrielle Giffords, D-Tucson, Ariz., who is married to NASA astronaut Mark Kelly.