On a crisp autumn day, November 4, 2007, 63-year-old Daming Xu, a respected mathematics professor at the University of Oregon, embarked on a solo day hike in the scenic but challenging terrain near Blue River, Oregon. An avid and physically fit hiker, Xu planned to summit Olallie Mountain in the Three Sisters Wilderness, a familiar and beloved pastime for him and his wife. He was last seen that afternoon around 1:30 p.m. near the peak by another pair of hikers, who noted he seemed to be in a hur
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Last Seen: Nov 04, 2007