Affidavit Says Man Witnessed Bangor Murder 

The man charged with murdering an Old Town woman along the Penobscot River nine days ago told friends he committed the crime, and there was a witness when it happened.Those are among details being released Monday related to the death of 19-year-old Holly Boutilier.According to court documents, surveillance video from Hollywood Slots shows two white males leaving the crime scene a week ago Saturday.One of them is believed to be 34-year-old Colin Koehler, who is charged with the crime.The other, a witness, says they were taking a walk along the river with Boutilier when Koehler pulled out a knife.The police affidavit says the victim died from multiple stab wounds to her abdomen and a laceration to her neck.Koehler was arrested after a police standoff on Tuesday and is being held without bail at the Penobscot County Jail.