(Portland, OR) -- Police are investigating the shooting death of a man near Portland's Menlo Park Elementary School. Authorities say witnesses tried CPR on the victim, Larry Edwin Van Dolah, Jr., but he died at the scene last night. Police say the suspects, three black males, ages 16 to 21 years old, were all wearing hooded sweatshirts and were seen running south on 128th Avenue across East Burnside Street. No suspects have been identified.