Simraceway Pro Driver Dario Franchitti and sibling rivalries

Simraceway Pro Driver, Dario franchitti, explains what it is like to have a younger brother who also races cars for a living.Join Simraceway now for free at http://bit.ly/KwOQgmFacebook Simraceway: https://www.facebook.com/simracewayFacebook Dario Franchitti: https://www.facebook.com/TheDarioFranchitti