This week David and Oscar dive deep into the 49ers Running Back injury issues and what it means for the regular season. It's also time for the preseason! We break down what you should be looking for as you watch the games. Here's a hint - it's not the stats. We round out the episode by interviewing Jason Lisk, the author of the Football Outsiders Almanac 49ers Chapter. Concepts: Veer, Mean Projection, Accrued Seasons