Lando Norris only needs to be outscored by Max Verstappen at the next race in Las Vegas for the Red Bull driver to win his fourth title. It has been an unexpectedly close title race between the pair this year, with Norris winning three races after McLaren produced a car that was good enough to challenge Red Bull on merit early in the season. Red Bull has been playing catch-up at the last few rounds after identifying a weakness in their floor design that was holding them back, with Verstappen resorting to questionable driving tactics that have earned him penalties from the stewards to keep Norr…