The United States Park Police is investigating a critically missing person last seen in the area of the Chesapeake & Ohio (C&O) Canal Towpath near Little Falls Reservoir off the Clara Barton Parkway in Glen Echo Maryland on Saturday January 27, 2018 at about 2:30 p.m. The missing person is a 76 year old white male, 5'10" tall, weighing 180 pounds. He has short length blond and gray colored hair. He was last seen wearing a navy blue fleece jacket, tan khaki shorts, gray new balance sneakers, and carrying a black metal walking cane. His name is Rodney Aron SMITH. This missing person may be in need of medical care. (Information retrieved from NamUs.gov)