bassfishinglawyer and I were fishing a tournament on Lake Lewisville that day. That morning we heard what sounded like something small traveling at high-speed hitting the water and making that "thwerp" sound. Didn't know what it was, but as we were leaving the lake, I believe it was the gate-attendant that told us what had happened. Pretty sure that sound we heard was a small piece of debris from the shuttle.

That was Columbia