The San Francisco 49ers defeated the Las Vegas Raiders 22-19 on a 59 yard walk-off field goal by Jake Moody on Saturday afternoon at Allegiant Stadium. ... one of the five field goals he nailed on the afternoon.

With any loss -- even in preseason -- mistakes were made. We look at the primary culprits aka Busters in the Raiders preseason matchup with the 49ers.

Raiders fans aren't the only ones optimistic about the Raiders making a big jump this season. ESPN is fully on board as well.