The standoff began with a domestic dispute that escalated when the suspect resisted being taken into custody and fired at officers.

It is with great sadness that we tell you K9 Preacher was killed in the line of duty last night. Maine State Police K9 Preacher, a two-year-old Belgian Malinois, was killed in the line of duty last night during a tactical team operation in Portage. Preacher and his handler, Sgt.… pic.twitter.com/UxoUkYpfEU

A police K-9 who was injured during a standoff in northern Maine has died. A Maine deputy was also shot before the suspect died after being shot by police on Monday. Maine State Police and the Aroostook County Sheriff’s Office responded to 20 Ranger Street in Portage for a report of a domestic dispute between a woman and 29-year-old Steven Righini.