The preliminary findings reveal a concerning history of near-miss incidents around Ronald Reagan Washington National Airport.

In audio from the air traffic control tower around the time of the crash, a controller is heard asking the helicopter, “PAT25, do you have the CRJ in sight?” referring to the passenger aircraft.

"Our community is uniting as one Wichita, one Kansas and one American community," Mayor Lily Wu said as people gathered to pray and console each other ...

American Airlines Flight 5342 and a U.S. Army Black Hawk collided in Washington, D.C. Authorities believe all 67 on board both aircraft died.

Moments later, controllers radioed to a military helicopter with the call sign PAT25 to ask if it had the aircraft in sight. Then an audible gasp crossed the radio waves: “Did you see that?” ...