Entering their first season within the Big Ten Conference, UCLA is one of many programs impacted by conference realignment this offseason. Not only do the Bruins have an exciting slew of new opponents to match up against, but they’re also leaving behind a century’s worth of history and rivalries under the Pac-12 banner. This isn’t lost on new head coach DeShaun Foster, who knows the history of UCLA football as well as anyone. “It’s unfortunate, it really is,” Foster said. “It’s unfortunate, just the direction of college football is going in. The more exposure and the bigger conference you’re i…