With U.S. intelligence agencies wracked by internal power struggles and paralyzed by bureaucracy, the President was forced to establish his own clandestine group, Covert-One. It is only activated as a last resort, when the threat is on a global scale and time is running out. In northern Uganda, an American special forces team is decimated by a group of normally peaceful farmers. Video of the attack shows even women and children possessing almost supernatural...

Ms. Frizzle's class discovers the world of microbes.