Jon Gruden mistakenly wears old Oakland Raiders hat for Las Vegas Raiders, makes change mid-game vs. Chargers | CBS Sports Headlines Jon Gruden mistakenly wears old Oakland Raiders hat for Las Vegas Raiders, makes change mid-game vs. Chargers In his defense, the print for the city is very small ESN … Continue reading Jon Gruden mistakenly wears old Oakland Raiders hat for Las Vegas Raiders, makes change mid-game vs. Chargers