UPDATE: Stevens has been found. (KRON) -- Authorities announced a 52-year-old man is reported missing and was last seen in Oakland weeks ago, the Alameda County Sheriff's Office (ACSO) said on Monday. Jason Stevens was last seen on Dec. 6 when he left a friend's home on Arthur Street. The friend reported Stevens missing on Dec. 20, according to ACSO. Stevens is described as a white man, 5-foot-11 tall, 175 pounds with hazel eyes and short brown hair. 2 vehicles involved in shootout in Pleasant Hill Stevens was last seen wearing a white shirt with paint stains on it and blue jeans. According to ACSO, he visits San Leandro often "but may be in the City of Manteca." Anyone with information on Stevens' location is asked to contact the sheriff's office at 510-667-7721 or their local law enforcement agency.