The FCC, FBI and several state and local law enforcement agencies are investigating what now appears to have been a widespread hack attack on the Emergency Alert System. The full extent of the attack isn’t yet clear, but several HD2 stations aired a bogus message about zombies. Engineers say the hackers apparently had a solid working knowledge of EAS.

Here's a video of one of the stations that broadcast the fake warning.

More From KKRC-FM / 97.3 KKRC