(Portland, OR)  --  Portland police say a teenage suspect who was killed by a police officer was shot three times.  Authorities say 17-year-old Quanice Hayes was suspected in an armed robbery outside the Portland Value Inn on Northeast 82nd Avenue last week.  Officials say Hayes died after being shot by seven-year Police Bureau veteran Andrew Hearst.  Investigators say Hayes was found to have a "realistic-looking" replica firearm following the shooting.