Detailed text transcripts for TV channel - KGO - 20110201:10:50:00
>> "columbia," houston, we see your tire pressure messages and we did not copy your last. >> roger that. >> reporter: there was nothing more. people on the ground saw the streak of the shuttle breaking up. >> and suddenly things started raining down out of the sky. and sounded like a boomerang whizzing through the air. >> reporter: at 9:16 a.m. the scheduled landing time came and went. at 9:29 a.m. nasa officially declared an emergency and impounded all data for the investigations that will follow. at 2:00 p.m., the president addressed the nation. >> these men and women assumed great risk in t...