The crisp early mornings and scattered golden leaves that blanket the Willamette Valley after the first frost of autumn, beckon runners to the forests of Corvallis, Oregon the first weekend in October. Now in its 10th year, the Condor 25k Trail Run is one of Oregon’s hidden gems on the trail running race circuit each fall. The course incorporates a diverse network of rolling single track trails and logging roads that meander through the McDonald Forest,…