Nebraska had a couple of players go down with “significant” injuries during Saturday’s spring game. According to head coach Matt Rhule, receiver Demitrius Bell and cornerback Blye Hill are set to miss some time after getting banged up on Saturday. “Obviously in the game, Demitrius [Bell] went down with a significant injury. And Blye Hill with what looks like a semi-significant injury. So both to their patellas,” Matt Rhule said. “I don’t know long-term. I hate to speak until those MRIs are done and all that, but looks like it could be somewhat significant for each. So from a football perspecti…