Two U.S. Army soldiers have been injured after encountering a brown bear in a mountainous training area in Anchorage, the military said on Friday.

Axar.az informs, citing ABC News, that the incident occurred on Thursday while the soldiers were taking part in a land navigation training exercise in Arctic Valley, part of the Joint Base Elmendorf-Richardson training area.

A military official told the Anchorage Daily News that the soldiers were receiving medical treatment as of Friday. Base spokespersons did not immediately respond to questions from The Associated Press.

Their conditions have not been disclosed pending notification of their families.

The official said both soldiers used pepper spray against the bear. Few other details have been released as the incident remains under investigation.