Williams admits Chiefs vs. 49ers prep brings back ‘painful memories’

SANTA CLARA — The 49ers' losses to the Kansas City Chiefs in Super Bowls LIV and LVIII are never going away. And San Francisco All-Pro left tackle Trent Williams pointed out that a good showing on Sunday against the defending Super Bowl champs has no bearing on the past and everything to do with the future. "It's going to be a challenge," Williams said on "49ers Talk." "I think us being able to complete this challenge does a lot going forward for us, but it doesn't do anything for avenging the loss that happened back in February." The 49ers' overtime loss to the Chiefs might have been the most devastating defeat in franchise history. After all, the 49ers became the only team in NFL history to take two leads in the fourth quarter and one in overtime and still lose. It is a pain that will never entirely go away. "It's tough getting out of that heartbreak stage," Williams said. Williams did not re-watch the Super Bowl for eight months until he was forced this week to begin the process of studying to face Kansas City on Sunday at Levi's Stadium. "It was tough," he said. "It does bring back some extremely painful memories, for sure." Coach Kyle Shanahan already has stressed to his...