New York Mayor Bill de Blasio, right, and New York Gov. Andrew Cuomo, second right, look over the mangled remains of a dumpster Sunday, September 18, in New York's Chelsea neighborhood. An explosion injured 29 people there the night before.
Authorities believe the blast was caused by an explosive device in or near this dumpster. All 29 victims have been released from hospitals, according to the governor.
FBI agents review the scene of the explosion on Sunday morning.
Police officers redirect passers-by as investigations continue early on Sunday morning.
A fire truck at the scene of the blast on Saturday.
The New York Police Department's Counterterrorism Bureau tweeted this image of the crumpled dumpster following the explosion in Chelsea.
Just blocks away from the explosion, a suspicious device was found. Officials said the device appeared to be a pressure cooker with dark-colored wiring protruding, connected by silver duct tape to what appeared to be a cell phone.
De Blasio, in the blue tie, speaks at a news conference near the scene on Saturday. He was joined by New York Police Commissioner James O'Neill.
Police block off a road near the site of the explosion.
Firefighters and emergency workers gather at the scene.
Police officers and firefighters respond to the scene.
A New York police officer and his dog check a garbage can close to the scene of the explosion.
Two heavily armed police officers survey the scene.
New York police at the scene of the explosion.
A bomb squad vehicle arrives at the scene.
Police arrive at the scene of the explosion.
A street is blocked off nearby.
Police and firefighters gather near the scene.
A crowd gathers near the site of the explosion.
A line of emergency vehicles near the scene of the explosion.
Onlookers gather on the street.