Washington (AFP) - The United States is 'very satisfied with Pakistans cooperation in an investigation into a Pakistani-Americans alleged attempt to set off a car bomb in Times Square, US officials said Monday Were very satisfied by the cooperation, State Department spokesperson Philip Crowley said. He said the government of Pakistan already had acted aggressively against the Taliban, and said the United States would weigh whether additional steps were necessary. US Attorney General Eric Holder Sunday accused the Pakistani Taliban of being behind the failed May 1 bid to detonate a car bomb in Times Square, foiled when a street vendor spotted smoke coming from the vehicle.