authorities now shutting down its final reactor, a precaution against overheating. >> and raf joins us now from near that nuclear power plant in ukraine. raf, how concerned are people where are you? >> reporter: yeah, jose, people here almost literally in the shadow of the plant, and this week, the city carried out a nuclear disaster exercise the u.n. says there's no immediate danger, but they are sending inspectors to the plant. jose >> raf sanchez in zaporizhzhia, ukraine. thank you. back in this country, ted kaczynski, the man known as the unabomber, was found dead at a federal prison in north carolina today. his story terrified and captivated a nation for years. dana griffin has more. >> reporter: decades after his reign of terror gripped the country, the man known as the unabomber was found unresponsive this morning at a north carolina prison no cause of death has been released ted kaczynski had been