Philip Bryson Grimshaw admitted to detectives in November that he had raped a woman in her home.
At the end of the two-day trial, jurors deliberated for more than three hours before handing down a guilty verdict.
David Allen Knaff, 73, recently moved to 402 2nd Ave.
According to Montana Department of Correction records, he also goes by Butch.
Several times the woman told him to stop, but he continued, eventually strangling her until she blacked out.ADDRESS Liberty Building 9 3rd Street North, Suite 302 Great Falls MT 59401-3145 Phone: 406-453-0299 Fax: 406-727-0075 Toll Free: 888-344-4472 The Liberty Building where DA Davidson Headquarters is located.PARKING Please park in the garage on the next street over, corner of 4th Street North and 1st Avenue North.The victim's mother also testified about the changes in the victim since her rape.The jury took more than three hours to deliberate before finding Grimshaw guilty.A Great Falls man was found guilty last week of raping a woman in her home after a house party. The case against Grimshaw was filed in December 2016 after he admitted to Great Falls police that he had forced the woman into sexual acts in her home.