On April 21st at approximately 2:00 a.m., North Precinct officers responded to a call of a man down in the 8500 Block of Greenwood Avenue North. Officers arrived at the location and found an unresponsive man, in his 30’s, bleeding from injuries to his head. He was transported to Harborview Medical Center by Seattle Fire Department medics. His injuries have been described as life-threatening. The Homicide/Assault Unit is investigating.