The son of a Monmouth woman has been charged with her murder.State Police have arrested 43-year-old Kenneth McDonald of Monmouth in connection with the death of his 80-year-old mother.Janice McDonald was found dead in her home on Highland Terrace around 5-o’clock Monday evening.Neighbors say Janice McDonald’s body was discovered by her grandson when he went to check on her Monday evening.Kenneth McDonald also lived at the house, and police say he did not show up for work Tuesday morning.Neighbors of Janice McDonald speak fondly of her and say she will be missed in this small, tight-knit, community. “A real great lady, sweet lady, always cared about other people, most of the time would walk to church, walk back home,” Said Janice McDonald’s pastor, Edward Spencer. “In the wintertime she made great friends here.” “I was obvious that something was up,” Edythe Morin, the McDonald’s neighbor said on Tuesday. “She was very habitual. She didn’t open the curtains above her sink and she wasn’t out. My mom had to bring Kenny to an appointment, so she called her and then there was no answer.”Police gathered evidence from the home overnight. they’ve also questioned neighbors, family, and friends.An autopsy was done on Tuesday by the state medical examiner’s office, the results have not been released yet.Kenneth McDonald was taken into custody on Baily Island in Harpswell Tuesday afternoon.He is currently being held at the Kennebec County Jail in Augusta, and is scheduled to make his first court appearance Wednesday or Thursday in Kennebec Superior Court.