It could take federal investigators up to two years to make a final report on the helicopter crash over the Mississippi River ...

A helicopter working on power lines across the Mississippi River hit a line and crashed into a barge below, killing the pilot ...

The St. Louis City Fire Department recovered the body Monday morning. The Madison County Sheriff's Office is investigating.

Federal investigators are probing what caused what is believed to be contractor helicopter to strike the utility's power line ...

Two workers died when their helicopter struck power lines and crashed into a barge on the Mississippi River near East Alton, ...

A helicopter crashed Thursday morning into a barge in the Mississippi River near East Alton, Illinois, the Federal Aviation ...

Ameren contractor, J.F. Electric employee killed in helicopter crash on Mississippi River ...

A helicopter flying over the Mississippi River ran into a powerline Thursday, then crashed into a barge and sparked a fire, ...

The Federal Aviation Administration (FAA) confirmed the type of aircraft involved in the crash into a barge in the ...

A contractor and subcontractor working on powerlines died when their helicopter hit utility lines, crashed into a barge, ...

Emergency officials were responding to a helicopter crash in a section of the Mississippi River near Alton, Illinois.

Two people died after a helicopter struck power lines and crashed into a barge on the Mississippi River near Alton.