HOLLIS, Maine (NEWS CENTER) -- The Maine Department of Public Safety saysa man from Hollis was shot and killed in a confrontation with State Police.

Investigators say the standoff began around noon in Hollis when a 61-year-old John Knudsen's wife left their home and he fired a shot.Troopers shut downRoute 35 and calledin the StatePolice Tactical Team and negotiators.

The fatal shooting took place when Knudsen came to the front door of his house, he made some comments to police and fired another shot.State Police say Trooper Tyler Stevenson, a member of the Tactical Team, returned fire. The Maine Department of Public Safety says Stevenson is a nine year veteran of the State Police. He is on administrative leave with pay.

The Maine Attorney General's Officeis investigating, whichis normal for all police-involved shootings.