Missing Oceana man’s truck found in Summit Township. #MasonCountyNews #PoliceNews By Allison Scarbrough. Editor. SUMMIT TOWNSHIP — Ryan Richard Walsworth’s 2012 Ford F150 pickup truck was located Tuesday, Feb. 14, at 1:45 p.m. on Montgomery Boulevard near Bass Lake, said Oceana County Sheriff Craig Mast. The sheriff’s office, along with a US Coast Guard helicopter, a private plane, the Mason…