(Portland, OR)  --  A 15-year-old boy is in a hospital after being stabbed near a Southeast Portland intersection.  Police say the stabbing happened around 1:15 yesterday morning in the area of Southeast 146th and Burnside.  Witnesses told investigators the teen was walking with friends when a man shouted a racial slur and stabbed the victim.  No arrests have been made.  The teen is expected to survive.