UNLV’s Justin Polu, center, sits out on a drill rotation and watches teammates at UNLV football …

UNLV's Justin Polu, center, sits out on a drill rotation and watches teammates at UNLV football ...

UNLV’s Justin Polu, center, sits out on a drill rotation and watches teammates at UNLV football practice Monday, March 14, 2016, in Las Vegas. Ronda Churchill/Las Vegas Review-Journal