(Portland, OR)  --  A former Astoria High School wrestling coach is facing nearly a decade behind bars for sexual abuse.  A judge sentenced 42-year-old Gary Salvador Medina yesterday to 106 months in prison for first-degree unlawful sexual penetration, sex abuse one and rape three.  Medina was found guilty of having sexual contact with a 15-year-old girl and a 17-year-old girl in 2005.  One of the victims was a student at Astoria High School.