flying at me. >> all the ceiling tiles came down. >> oh, it's getting big, big, big. >> pieces of the window come sailing around all over. >> ekg machines, gurneys are flying down a hallway. >> that is a monster tornado. >> and of course there was a whole lot of "our fathers" and "hail marys" going on. >> i started screaming for them to get down. pushed them under the registration desk. >> reporter: before the tornado had passed, abner started crawling down the hall to find out if everyone was okay. >> most of our nurses were protecting their patients and directly protecting patients, laying over the top of patients because these ambulance doors immediately gave, blew through the e.r. >> reporter: when it was over, paul johnson could see the sky. >> i could look up through that ceiling right there and see blue