(Andres Kudacki | The Associated Press)Yellow buoys that a New York police officer said are suspending a helicopter that crashed into the East River float next to a NYPD police boat at a pier in New York on Sunday, March 11, 2018. The helicopter crashed into New York City's East River Sunday night and flipped upside down in the water, killing at least a few people aboard and leaving some others in critical condition, officials said.