Police are asking for the public’s help in finding a southeast Portland man who hasn’t been seen since Sunday. 34-year-old Robert Brinkmeyer was reported missing after quitting his job and leaving disturbing messages with family members. Brinkmeyer does not have a history of being away from home overnight. He’s a white man, 6-foot 1 and 170 pounds with brown hair and blue eyes. He was last seen wearing a gray zip hoodie, gray pants and a gray Puma baseball cap. Police say Brinkmeyer does not have a car and rides TriMet.