that will be looked into. the mayor today boris johnson went to visit the crash site. he said it was, quote, deeply disturbing. >> it's a scene of -- a tragic scene of a -- the wreckage of a carbonized helicopter and, of course, great deal of damage done to an adjacent building. it doesn't take a great deal to imagine what could have happened had that helicopter crashed into a bus or a heavily occupied building. >> bill, 12 people were injured. a center was set up to deal with victims of shock because obviously the scenes were very dramatic. also, there were lots of very close calls. we heard eyewitnesses talking about how they ran from falling debris. got away within a whisper of getting hit. also, of course, we he did hear that that crane operator just happened to be late today. otherwise, he likely would have been caught up in all of this as well. >> bill: what a wild scene as it played out this morning in