JENNIFER LUDDEN, HOST:
This is TALK OF THE NATION. I'm Jennifer Ludden, in Washington. Neal Conan is away. Residents of Moore, Oklahoma, are coming to grips with one of the most devastating tornadoes in history. Dozens are dead, and that toll is expected to rise. We'll speak with a meteorologist about forecasting such a disaster when lives are at stake. Also, growing up in Tornado Alley.