(Eugene, OR)  --  A Eugene man is facing charges following an online child prostitution sting.  Police arrested 40-year-old Nathan Duane Oeming yesterday after he allegedly agreed to meet up with a 15-year-old girl for sex near a local high school.  The girl was actually a detective posing as a 15-year-old online.  Oeming is being charged with first-degree online sexual corruption of a child.