(Portland, OR)  --  Portland police say they've arrested a man who's suspected of vandalism following an anti-Trump protest last week.  Authorities say 20-year-old Mateen Abdul Shaheed was arrested yesterday in Estacada.  Shaheed is accused of causing the damage during and after the November 10th riot, including damage to vehicles at an auto dealership.  Shaheed is due to be arraigned today on six counts of first-degree criminal mischief.