It’s the second accident involving military helicopters in the state this year

 
Two U.S. army helicopters have crashed in Alaska while returning from a training flight.

It’s the second accident involving military helicopters in the state this year.

First responders are on scene as an investigation into the incident is launched.

It remains unclear how many people were on board or the extent of any injuries.

The helicopters were from Fort Wainwright.

In February, two soldiers were injured when an army helicopter rolled following take off.