Comm Check... The Final Flight of Shuttle Columbia

Published on the first anniversary of the tragic breakup of the Columbia Space Shuttle, this is the human story behind the headlines, along with a searing investigation into the mistakes that led to the catastrophe. 16-page photo insert.

Michael Cabbage is the space editor for the Orlando Sentinel. Before that, he wrote for Florida Today and the South Florida Sun Sentinel. He has covered more than 40 shuttle missions and written about spaceflight on three continents. He was nominated for a Pulitzer Prize in 2001/2002.

Bill Harwood has been the Senior Space Consultant for CBS News since 1992. For the previous decade he was Cape Canaveral Bureau Chief for UPI. He also covers space exploration for The Washington Post and Astronomy Now magazine. He lives in Merritt Island, Florida.