Around 8:30 p.m (Sept 17) a powerful explosion went off on West 23rd Street in Manhattan injuring 29 people, shattering windows and prompting widespread street closures.  The Mayor announced late on Saturday night that the explosion was “an intentional act.”

Where was the explosion?

It happened in front of 131 West 23rd Street around 8:30 p.m. Witnesses said the explosion seemed to have come from a Dumpster on a sidewalk. Officials said they believed the explosion had been caused by a homemade bomb.

Where was the second device found?

It was found on West 27th Street between the Avenue of Americas and Seventh Avenue almost three hours after the explosion. The authorities described it as a pressure-cooker device like the one used in the Boston Marathon bombings in 2013.


The NYCPD posted a photograph of the device on Twitter. It appeared to be a silver piece of cookware with wires and a cellphone attached. The police confirmed the photo was authentic.

The Police Department bomb squad removed the device around 2:25 a.m. to the department’s firing range at Rodman’s Neck in the Bronx, where it will be inspected by robots.

What was the nature of the injuries?

As of Sunday morning, there were reports of 29 injuries. Many of the injuries were caused by shrapnel from the explosion. The injuries were not life-threatening, though one person was seriously hurt, officials said.

Was this an act of terrorism?

The mayor described the explosion “an intentional act” but said at a news conference late on Saturday night that there was no known connection to terrorism. On Sunday morning, he said there is no evidence of an international terrorism connection with this incident, but it is very, very early in the investigation.He added that there was “no specific and credible threat against New York City at this point in time from any terror organization.”

Are there any suspects?

The police said there no suspect was in custody. There is video of the explosion but police are asking the public for any footage it might have, as well as eyewitness accounts and tips.

What we don’t know

  • Who was responsible for the explosion.
  • What was inside the pressure cooker.
  • Why the site of the explosion was selected.
  • A motive behind the explosion.