John Carpenter's Tales of Science Fiction: The Standoff (John Carpenter's Tales of Science Fiction: The Standoff #2)

gigantic UFO has crashed into Tattersall Prison. Officials try to contain the perimeter, but the inmates want out? and the invaders want in. Into the inmates. Hostages are taken. Bodies are possessed. Alien bugs infect anyone they can. Inside, chaos. Outside, chaos. And all around, a total and complete standoff.