UPDATE: CNN’s New York staff is being let back in to the network’s New York headquarters after being evacuated late Thursday night due to a bomb threat.

CNN’s Brian Stelter tweeted that the headquarters had been evacuated while the NYPD investigated. No explosives were found, the NYPD said.

The network aired taped programming due to the disruption, including “Anderson Cooper 360” on the East Coast.

Stelter also tweeted that 58th Street outside the company’s Columbus Circle headquarters was closed down by police to traffic.

CNN anchor Don Lemon tweeted that CNN’s floor in the Time Warner Center was evacuated in the middle of his nightly live show.

We were evacuated in the middle of my live show. Bomb threat. We’re running taped programming. NYPD is investigating. Stay tuned. #cnn #nypd — Don Lemon (@donlemon) December 7, 2018

The NYPD is investigating a bomb threat near CNN NYC's office at Columbus Circle. Due to the threat, the office has been evacuated. Right now CNN is airing taped programming due to the disruption. — Brian Stelter (@brianstelter) December 7, 2018