Authorities in the Lower Valley are searching for two suspects in a gang-related shooting Tuesday night in Toppenish that's now a murder case. A 24-year-old man died this week after being taken to a hospital in critical condition. Authorities say the victim was driving in the 900 block of Satus Avenue in Toppenish when he slowed to yell at three men walking along the street. As he drove by two of the men fired shots at his car and the victim was injured and  later died.  Police have identified two of the suspects and are searching for those people along with another passenger in car.