Emergency services respond to reports of blast near New York's Times Square
Emergency services are responding to reports of an explosion near Times Square in New York.
The New York Police Department said the explosion at 42nd Street and 8th Avenue in Manhattan was of "unknown origin".
The NYPD is responding to reports of an explosion of unknown origin at 42nd Street and 8th Ave, #Manhattan. The A, C and E line are being evacuated at this time. Info is preliminary, more when available. pic.twitter.com/7vpNT97iLC
-- NYPD NEWS (@NYPDnews) December 11, 2017
In a statement on Twitter it said that three subway lines were being evacuated, adding: "Info is preliminary, more when available."
The response is centered in the area of the Port Authority bus terminal.
There were no immediate reports of injuries.
ABC News, quoting police sources, reported that the explosion was caused by a "possible pipe bomb" detonated below ground and said a suspect was in custody.