Chechen-born Tsarnaev brothers had plans to attack the iconic Times Square in New York after they shocked the US by twin blasts in Boston last week that killed three persons and wounded more than 200 others.
New York Mayor Michael Bloomberg and the city's police chief Ray Kelly have said that had the bomb seized and neutralized exploded, it could have had a devastating impact on the city.
A New York Police Department team that visited Mumbai to understand the mechanics of the multiple terrorist strikes of November 26 has identified the use of technology, particularly cell phones, by terrorists as a means of communication and information dissemination as a potential danger to guard against.
The New York City continues to be at the risk of a terror attack even after the killing of Al Qaeda's longtime chief Osama bin Laden, the city police chief has said.
Police officers of New York received a lesson in demography on Monday when their chief issued a memo clarifying the difference between Native Americans and Asian Indians.