(Portland, OR) -- A man accused in a stabbing in Southeast Portland is scheduled to be arraigned today. The suspect, 27-year-old Tiai Yalap, turned himself in to Portland police Saturday. Yalap is facing a charge of first-degree assault in connection with the stabbing, which happened early Friday morning in the area of Southeast 99th Avenue and Stark Street. The 35-year-old victim, whose name hasn't been released, is in serious condition.