Questions remain in Ft Hood shooting

Nov. 6 - One day after what's being called the biggest shooting rampage ever on a U.S. military base -- investigators are searching for clues.

SOUNDBITES: U.S. Army Chief of Staff, General George Casey

U.S. President Barack Obama

US Army Colonel Steven Braverman

Muslim Community Center Spokesman Arshad Qureshi

Muslim Community Center Debbie Shankman

Jon Decker, Reuters