 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, keeping us safe in dangerous times? It's reliable, free, and public safety depends on it. Text AM to 52886 and tell Congress we need AM radio in cars. This message furnished by the National Association of Broadcasters.