AMA Pro Vance & Hines Harley-Davidson Series title contenders looking to make moves at Mid-Ohio

The opening half of the 2014 AMA Pro Vance & Hines Harley-Davidson Series has featured four different winners in as many races. And now with four races to go, the championship picture is starting to come into focus as AMA Pro Road Racing arrives at Mid-Ohio Sports Car Course for the Buckeye SuperBike Weekend.