(Hillsboro, OR) -- The Washington County Sheriff's Office is asking for the public's help locating a man who's been missing for nearly two weeks. Ben Anderson was training for the Bigfoot 200, which is an ultramarathon race. His GPS signal was last detected near National Forest Service Road 25, near Mt. St. Helens. His car, a 2025 Chevrolet Equinox with a Washington state license plate of CST3509 hasn't been found. Anyone with information should contact the Washington County Sheriff's Office.