On May 23rd, at approximately 1:40 p.m., a motorcyclist reportedly driving at a high rate of speed eastbound on N. 143rd Street collided with the rear of vehicle proceeding northbound on Evanston Avenue N. Seattle Police and Seattle Fire medics responded to the scene. The motorcyclist was tranported to Harborview Medical Center with life-threatening injuries. The Traffic Collision Investigation Squad responded and has begun their investigation.