Nationwide group called F3 uses fitness to build more than just muscles

On a Saturday morning in Rocklin, the rising sun casts an orange glow over a freshly watered soccer field. While most people are still recovering from a long work week, a group of 30 men are hitting the grass in full workout gear for a series of heart-pounding exercises. The goal is the same for each of them: To grow stronger as a man, husband and father. See more above.