Oregon is one of the schools working to flip Center Valley (Pa.) Southern Lehigh four-star tight end Andrew Olesh from Michigan and the blue-chipper is showing the Ducks some love on Thursday night. The 6-foot-5, 215-pounder is in the playoffs trying to lead Southern Lehigh to a state championship. Taking on Pottsville in the District 11 4A semifinals, Olesh, a team captain, is sporting an Oregon towel: Olesh has been committed to the Wolverines since July 8, but he’s stayed on the road visiting some of his other top contenders this fall. Coming off a visit to Penn State last weekend, Olesh is…