 OregonLive.com | Family hopes missing Cycle Oregon volunteer headed home kgw.com by KGW Staff RIDDLE, Ore. -- The wife of a missing Cycle Oregon volunteer is pleading with the public to help bring him home. Mark Bosworth, 53, of Portland, was reportedly last seen walking along a road between Riddle and Canyonville early Saturday ... Mark Bosworth search Day 6 updates Mark Bosworth's friends, family plan to continue to search for the missing ... Portland Man Missing for Five Days |