“Since 1969, this 15k Loop has defined the Zena Road Runs. Are you up for the challenge? This is the OLDEST race route in Oregon.”These were the lines on the Zena Road Runs website that had me so excited to signed up for the 15K event. The fact I had a late night event the night before, hadn’t run more than 6 miles in months, and was recovering from a leg injury… “OLDEST race route…