Top-ranked Tennessee will attempt to remain unbeaten as it closes out its nonconference schedule against Norfolk State on Tuesday in Knoxville, Tenn.The Volunteers (12-0) are coming off back-to-back 80-point outings, beating Western Carolina 84-36 on Dec. 17 and Middle Tennessee 82-64 on Dec. 23. Chaz Lanier led Tennessee in both games, scoring 19 and 23, respectively.Lanier also leads Tennessee in scoring for the season, averaging 19.3 points per game on 47.4 percent 3-point shooting. Jordan Gainey (11.9), Zakai Zeigler (11.8) and Igor Milicic Jr. (11.2) are also scoring in double figures. Zeigler leads the team with 8.3 assists, while Milicic averages a team-high 8.1 rebounds per game.The quartet carries the Volunteers’ offense, as no one else on the team averages more than 7.0 points per game. As a team, they average 81.2 points per game.Tuesday will be Tennessee’s first game in eight days, its longest stretch between contests this season.The Volunteers had some internal turmoil last week, as sophomore guard Cameron Carr left the team with the expectation of transferring after missing the last month to injury.”It didn’t surprise me,” Tennessee coach Rick Barnes said about Carr’s departure. “I actually made that comment to the coaches. That’s all I can tell you.”We’re around these guys all the time. We know when guys are locked in and when they’re not. We know these guys like the back of our hand. We know they talk. We talk. So if you ask me, I was not the least bit surprised.”Norfolk State (9-6) has enjoyed a solid start to its season. The Spartans enter Tuesday’s contest on a three-game winning streak, punctuated by a nail-biting 77-74 road triumph over High Point on Sunday.