The founder of Barstool Sports went off on social media Sunday evening after a controversial ending to the Las Vegas Raiders ' 24-17 loss against the Denver Broncos . In a viral rant, Dave Portnoy called for investigations into Pete Carroll and the Raiders organization after what he referred to as "the worst beat of all time."

The final moments featured a series of events that crushed bettors who took Denver to cover the 8.5-point spread.

Kenny Pickett completed a 26-yard pass to Tyler Lockett that moved the Raiders to Denver's 33-yard line with eight seconds left. What happened next? A Broncos defender was assessed a delay-of-game penalty as a Raiders player attempted to get up from the tackle, but struggled because a Denver defender was tangled with him.

The flag stopped the clock

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