Extras

Video thumbnail: FRONTLINE FRONTLINE Football High Preview

FRONTLINE

FRONTLINE Football High Preview

An inside look at the new face of high school football.

FRONTLINE Football High Preview

Video thumbnail: FRONTLINE Football High - Preview

FRONTLINE

Football High - Preview

Airs Tuesday, August 23, 2011 at 9:00 p.m. ET/PT. Check your local listings.

Football High - Preview

Video thumbnail: FRONTLINE Marketing Kiehl Frazier

FRONTLINE

Marketing Kiehl Frazier

For this ambitious young quarterback, it's not just about putting up numbers on the field

Marketing Kiehl Frazier

Video thumbnail: FRONTLINE New Head Injury Research

FRONTLINE

New Head Injury Research

In this excerpt, researchers examine the daily wear and tear of football on young brains.

New Head Injury Research

Video thumbnail: FRONTLINE Starting Young

FRONTLINE

Starting Young

You would think first-grade summer football is just organized chaos, but you'd be wrong.

Starting Young

Video thumbnail: FRONTLINE The Power of Size

FRONTLINE

The Power of Size

Of the 89 players on Trinity High School's varsity team, 18 of them weigh over 250 pounds.

The Power of Size