LAS VEGAS :McLaren's Formula One leader Lando Norris and other top drivers braced for a cold and wet start to the Las Vegas Grand Prix weekend on Wednesday but hoped for better weather on race night. Forecasts predicted a high likelihood of rainfall in the Nevada city on Thursday and Friday after storms, flash floods and lightning on Wednesday. "From what I'm aware of, I think it's just going to rain on Thursday and a bit into Friday for maybe FP3 (final practice)," Norris told reporters on a