Tom Licciardello: Try tribal running this summer in many forms

As more of us are exploring our capabilities as runners, there is a growing trend to get even closer to our roots. Maybe we aren’t running down big game animals for dinner, but for a lot of runners simply running over a paved course for a specific distance isn’t enough. Feats of strength and agility, dealing with extreme discomfort, overcoming fear and going for a run are the thrills we seek.