SANDPOINT, Idaho -

The Bonner County Sheriff's Office is investigating the fatal shooting of a 35-year-old woman Tuesday night in the Bonner General Hospital parking lot.

Sandpoint police shot and killed the woman, who has not been identified yet, after she refused commands to drop a knife.

Officials say Sandpoint police officers responded to the hospital after 9 p.m. on a report of a woman armed with a knife.

The hospital was placed on lockdown while officers contacted the woman. Officials say that the woman was aggressive towards the officers and refused to comply with their commands.

A witness said he heard officers yelling "Drop the knife" followed by six to seven gunshots.

“I just heard commotion, I seen police cars pulled up down by the hospital, it was within two minutes later I heard gunshots and then there was a lot of police, fire trucks and aid cars," witness Ron Knapp said.

The woman was treated by emergency responders but died at the scene.

The sheriff's office has said it will not release the names of the officers or how many were involved in the shooting at this time.