different states of injury. reporter: some of the cadets told investigators the car accelerated to 30-40 miles per hour before hitting them, leaving little time to get out of the way. the range of injuries we have, obviously, are head trauma. we have broken bones. we ve had some loss of limb. these are life-threatening injuries. reporter: police identified the driver as a 22-year-old man who they say was detained at the scene and passed a breathalyzer test. seriously injured cadets were airlifted 20 miles to the nearest trauma center.ploved ona hospitals. my boyfriend actually tried to break the window of the car because the driver still had his foot on the accelerator. as of now, he is okay. reporter: the incident occurred just down the block from the neighborhood elementary school. classes today were canceled. we do have a great sheriff s department here, and definitely hoping and praying. reporter: just before we came on the air, police towed away the suspect s s.u.v.