Explained: Why Sainz escaped investigation for Las Vegas pitlane cut

A quirk in Formula 1's regulations meant Carlos Sainz was not penalised for crossing the pit-entry line during the Las Vegas Grand Prix.Ferrari driver Sainz was leading Lewis Hamilton's Mercedes into the pits for his second stop when a late call to suggest his crew wasn't ready resulted in the Spaniard diverting to the outside of the pitwall and continuing for another tour of the Nevada ...Keep reading