https://www.youtube.com/watch?v=3w9-AsiRrBI

Watch as tempers flare between Romain Grosjean and Santino Ferrucci at morning warmup for Saturday's Sonsio Grand Prix at Indianapolis. Don't forget to subscribe now! https://www.youtube.com/INDYCAR

More ‘I’m NOT lifting!’: Romain Grosjean, Santino Ferrucci trade barbs in Indianapolis warmup | INDYCAR Videos