Things to Know About the NYC Bombing

The blast - which took place at about 7am yesterday (8pm Singapore time) in the station at the Port Authority bus terminal, not far from New York's iconic Times Square - sparked commuter panic and travel disruptions. It serves more than 65 million people per year. The New York Police Department's bomb squad was deployed to the scene.

Authorities evacuated the Port Authority Bus Terminal after the explosion, snarling morning commutes and throwing Manhattan's midtown into disarray. "It was two distinct explosions seconds from each other".

Addressing the press on the matter, Mayor Bill de Blasio said the man acted alone and no other incidents have been reported.

Policemen stand guard at the site of the blast in NY, the United States, on December 11, 2017.

A pedestrian named Antonio told Xinhua that he was really concerned that such incident might seriously affect tourism in New York City because people will be anxious about their safety and choose to travel to other places.

He added that there are no additional known incidents or activities at this time. "They yearn to attack New York City".

Authorities think Ullah intentionally detonated a pipe bomb-based device that was strapped to his body with Velcro and zip ties during rush hour, NBC News reported.

Alicja Wlodkowski, 51, said that she had been in a restaurant inside the Port Authority when she suddenly saw a crowd of people running.

WABC reported the suspect was in his 20s and that he has been in the United States for seven years and has an address in New York's Brooklyn borough.

Police respond to a report of an explosion near Times Square on Monday, Dec. 11, 2017, in NY. On a typical weekday, about 220,000 passengers arrive or depart on more than 7,000 buses.

At the White House, spokeswoman Sarah Sanders told reporters, "This attack underscores the need for Congress to work with the president on immigration reforms that enhance our national security and public safety".

Greyhound and Airport service remains suspended out of Port Authority.