This is a great session for exposing what qualities a runner needs to go to work on next...any combination of long on's and off's always has something interesting to tell you about yourself. 3 Hard (4:50) 3 Medium (5:00-5:20) 3 Hard (4:50 or faster) Website: www.thunderroadrunning.com Coaching: www.thunderroadrunning.com/coaching.html Running Camps: www.thunderroadrunning.com/camps.html Thunderbird GEAR: www.thunderroadrunning.com/gear.html