(Dodson, OR)  --  One person is missing following the landslide that hit the Dodson area early Wednesday morning in the Columbia River Gorge.  The Multnomah County Sheriff's Office says 50-year-old Jennifer Moore from Warrendale is missing.  Deputies are searching the area to find her.  The slide brought debris down a creek bed onto the frontage road and across the eastbound lanes of I-84.