ORRINGTON, Maine (WABI) Police are searching for a woman with Alzheimer's last seen on Center Drive in Orrington, going towards the mountain. They say 73 year old Joan Warren has not been seen for two hours. Her family reported her missing from her home on Brewer Lake Road. She is described as 5'3, about 150 lbs. She has short gray hair, brown eyes, and is wearing a white jacket, blue shirt, blue jeans, and brown shoes.