Christopher McDougall: 'Every step I run, I'm focusing on form'

The author of Born to Run on running with the Amish, going barefoot and why Geronimo was the greatest runner ever

Hi Chris. Hi. Good morning. Man, it's too bad you couldn't be over here this past weekend to join us for a really spectacular trail run with some Amish friends.

Sounds great. Do you run with the Amish a lot? Increasingly, yeah. There's a group out here that has just started becoming really passionate about running. Passionate in a way I think most of us forget about. They're not onl...