HAYWARD, Wisconsin (June 27, 2014) – The five events of the 12th annual Birkie Trail Run & Trek on Sept. 27 put you on some of the best sections of the world-class Birkie Trail system and now some of the best singletrack in the Upper Midwest as well. These singletrack sections are part of the CAMBA trail system, considered “the singletrack capital of the Midwest.” The Birkie Trail Marathon, Marathon Relay, and Half Marathon courses will all include these...