Former F1 driver Johnny Herbert believes that Oscar Piastri's cool exterior is starting to show "tiny pressure cracks" as the title fight tightens.
With six races to go, Piastri leads teammate Lando Norris by just 22 points ahead of the United States Grand Prix.
tiny pressure cracks
Herbert notes that the psychological battle between the young pair could decide the championship more than outright speed, and Piastri's lead has been chipped away at in recent weekends.
Author's summary: Piastri's title lead is under pressure.