MONONGAHELA, Pa. — (WPXI)-Emergency crews resumed searching for a missing man in Monongahela Saturday morning. Multiple departments are assisting with the search for Shelby Rhodes. According to his sister Jessica, Shelby was last seen walking in the Black Diamond area around 5 a.m. Feb. 7. Shelby’s friends indicated on Wednesday that they hadn’t heard from him in several days, Jessica said. An initial search near the Monongahela River revealed a single set of footprints and Shelby’s cellphone, after which emergency crews got involved. Shelby was last seen wearing a blue a yellow flat-brim cap, a black hoodie, jeans and sneakers, Jessica said. A K-9 being used in the area on Saturday.