Coast Guard searching for missing child in the water near Galveston MGN Online and last updated 2021-05-11 23:59:34-04 The Coast Guard is searching for a missing 7-year-old boy near the Galveston Seawall Tuesday night. The child was last seen wearing black shorts. Coast Guard Sector Houston-Galveston watchstanders received notification shortly after 8 p.m. of a 7-year-old male who had gone missing while at the beach with his family. The search is ongoing near 37th Street and Seawall Boulevard. A boat and helicopter crew from Coast Guard Station Galveston and Coast Guard Air Station Houston are searching for the boy.