An unknown person called in a bomb threat overnight to the CNN Center in Atlanta, reports TVNewser.com. The caller also claimed to have hostages at the network’s Atlanta headquarters.

My Fox Atlanta reported that the authorities searched the CNN Center building but no explosives or hostages were discovered. The building was then reopened.

TVNewser notes, "Earlier this year, some teenagers were arrested for trespassing in the CNN newsroom in Atlanta after breaking in. They were busted when they logged into Facebook."