**Pittsburgh, PA** – Special Victims Unit detectives are searching for a missing 12-year-old boy named Frederic Rectenwald who was last seen at his grandmother’s home on Excelsior St. at 7:30 p.m. on Saturday. Frederic is described as 5’3”, 100 pounds, with brown eyes and black hair, and was last seen wearing a baby blue shirt, tan pants, and a black hat with white letters. Anyone with information is urged to contact 412-323-7141 or 911.