LAS VEGAS :Oscar Piastri put a brave face on another Formula One title setback on Saturday, the Australian disqualified in Las Vegas after finishing fourth. The blow was mitigated by teammate and championship leader Lando Norris also being stripped of points and second place for his car's excessive skid block wear. While the gap remained 24 points, Red Bull's race winner Max Verstappen is now level with the Australian and ever more a looming threat. There are a maximum 58 points remaining to be