pima county sheriff's deputy for some 25 years. he's going to follow nate and answer any questions. this morning around 10:00 a.m., congresswoman giffords was having a town hall type of meeting outside in a kind of a strip mall situation outside safe way grocery store. she does this frequently. there was no indication of any problems. but at about ten minutes after 10:00, a gunman approached and started shooting. congresswoman giffords was shot once in the head, she's still alive and the sure young -- surgeon in charge is cautiously