After three mostly productive seasons in Washington, Brian Robinson isn't quite sure why things didn't work out with the Commanders. Figuring that out now isn't very important as Robinson tries to get up to speed quickly with the San Francisco 49ers following a trade late last week.

New San Francisco 49ers running back Brian Robinson Jr. is excited to form a backfield duo with Christian McCaffrey.

It's about more than just one player. Dan Quinn explains how the recent trade reinforces the Washington Commanders' new culture of pure competition.