Live updates: Chiefs look to avoid upset vs. rival Raiders

As the Las Vegas Raiders and Kansas City Chiefs meet for the NFL's Black Friday clash, memories from their most recent holiday matchup still linger. The Raiders' 20-14 upset win on Christmas was more than a surprise -- it was a pivotal moment that reshaped the Chiefs' road to the Super Bowl.

Then-interim head coach Antonio Pierce and his team delivered a wake-up call that echoed throughout Kansas City. Chie...