American Airlines will stop using flight number 5342, the number used by the jet that collided with a helicopter Wednesday night, for any future flights. The airline said the flight from Wichita, Kan.

People who think their loved one was aboard the American Airlines flight involved in the aircraft crash in Washington, D.C., Wednesday night are being asked to call a hotline number provided by airline officials.

Just five days after the deadliest U.S. air disaster since 2001, crews began removing the wreckage from the collision between an American Airlines plane and an Army Black Hawk helicopter. The crash happened on Jan.