Sunnyside Police are investigating a drive-by shooting at the intersection of South 6th Street and Lincoln late Saturday night.  The victim, a 21-year-old man, suffered multiple gun shot wounds and was transferred to Harborview in Seattle. According to witnesses the victim was stopped at an intersection when another vehicle pulled up next to him, a conversation ensued and there were shots fired at the victim from someone in the suspect vehicle. Police are searching for suspects. Sunnyside Police believe this incident to be a gang motivated incident. if you have any information regarding this case please call Sunnyside Police at 509-836-6200.