 This is Mark Levin. Join me live later today from 5 until 8 on News Talk 1540 KXEL, where Iowa comes to talk. Tuning into the baseball game, monitoring the incoming storm, catching your favorite talk show. These are just a few of the reasons more than 80 million Americans depend on AM radio each month. And did you know AM radio is the backbone of the emergency alert system? It's reliable, free, and public safety depends on it.