(Portland, OR)  --  Sentencing is scheduled for March for a 50-year-old man convicted of raping and sexually abusing a child for nearly a decade.  A jury convicted Mario Hernandez-Marquez yesterday on four counts of first-degree rape and eight counts of first-degree sexual abuse.  The victim testified during trial that Hernandez-Marquez abused her for seven years starting when she was just seven-years-old.