In training for the 100-meter dash, a runner should focus on pulling the toes up when touching the ground, pulling the knees up and driving themselves through space. Train for the 100-meter dash with tips from a sports-performance director in this free athletics video on track and field. Expert: Les Whitley Contact: www.velocitysp.com/coolsprings Bio: Les Whitley is director of Velocity Sports Performance in Franklin, Tennessee. He has a degree in exercise science. Filmmaker: Tim Brown