A police helicopter crashed near the scene of what authorities in Flagstaff, Arizona called "an active officer-involved ...

A pilot and a trooper-paramedic died in the incident, authorities said ...

Two Arizona Department of Public Safety crew members died Wednesday evening when their helicopter crashed while providing air support during an active shooter incident in Flagstaff.

Police were engaged in a shooting with a suspect near Flagstaff when the helicopter providing air support crashed, authorities said.

A Flagstaff neighborhood was rattled Wednesday night when a police helicopter went down near the scene of an active ...

Steven Wallace, former director of accident investigation for the FAA, joins CBS News to reflect on one year since a U.S. Army Black Hawk helicopter collided with a commercial jet above Washington, D.

A crash on Colfax Avenue disrupted the early Thursday morning commute for some Denver drivers.

A police helicopter crashed Wednesday night, killing two people aboard, as authorities responded to an "active shooter," ...

A National Transportation Safety Board report describes "systemic failures" that led to the catastrophic crash near Washington, D.C., involving a passenger plane and a military helicopter. CBS News' ...

An ASU graduate and a retired Marine have been identified as the two DPS officials killed in a helicopter crash near ...

A helicopter aiding law enforcement on the ground during a shooting crashed killing 2 onboard ...