Civil Authorities in your area have reported that the bodies of the dead are rising from their graves and are attacking the living. Follow the messages onscreen that will be updated as information becomes available. Do not attempt to approach or apprehend these bodies as they are considered extremely dangerous.

This was the message that viewers of channel KRTC in Great Falls Montana listened to following a klaxon sound that interrupted the Teen Cheaters Take Lie Detectors segment of The Steve Wilkos Show. KRTC viewers were told to turn off their TVs to conserve power and to tune to 920AM on their battery radios.

The third season of The Walking Dead returned to US screens on Sunday.