Four-time IZOD IndyCar Series champion, three-time Indianapolis 500 champion and "Turbo" technical consultant Dario Franchitti will participate in a Twitter chat with @FollowMidOhio from 12:30-1 p.m. (ET) July 24.

Throw a question at Franchitti (@DarioFranchitti), who will compete in the Honda Indy 200 at Mid-Ohio next week in the No. 10 Target Chip Ganassi Racing car, using #AskDario.