but they got away, vanishing in the shadows of the prison walls. >> variety of tactical units like s.w.a.t. units, a number of canine, to include blood hounds, even three aerial support aircraft, two state police helicopters, and one from homeland security have been in the air since this event occurred this morning. >> the urgency is clear. 35-year-old david sweat and 48-year-old richard matt had killed before. >> i was worried they were going to kill somebody again. i was worried they are going to kill somebody. they are both killers. >> killers with a criminal past so terrifying those who feared them worried they may turn violent again. how can anyone sleep like that? well, just put on a breathe right strip and pow! it instantly opens your nose up to 38% more than cold medicine alone. so you can breathe and sleep. shut your mouth and say goodnight mouthbreathers.