the generators were destroyed by the tornado that came through so the victims had no chance of survival. luckily, no other patients were killed and no staff were killed. they were able to evacuate all of the patients from that hospital in less than two hours. a remarkable challenge by the staff there at that hospital. now, the national weather service, alex, says that the tornado that struck here was an ef-5, that's the highest on the scale. winds with more than 200 miles an hour. and they say that it was a multivortex tornado, which means that there were spinning tornadoes around the main funnel t is like being in the middle of a mix mast we are winds more than 200 miles an hour, three quarters of a mile wide. it was on the ground for seven miles, right through the heart of this community. alex? >> i will tell you can the pictures still rine credible, four days later. thank you very much, charles had lock there from joplin, missouri. we will get more from a storm chaser coming up ask, him why he does what he does. meantime, we have breaking