NYPD spokesman Paul Browne said typically a flight like this would be publicised to avoid causing a panic, but they were under orders not to in this case.

• 纽约警察局发言人保罗.；布朗说，一般情况下像这样的飞行会事先宣布以免造成恐慌，但这一次他们受命不得如此“。