Campbell (8-1) has won three consecutive games since losing to Creighton.
Denver (6-2) had the opportunity for a key win over Iona last week, but the Pioneers blew a second half lead and lost in overtime, 80-78.
Valparaiso (7-3, 1-0 Horizon) held on to beat Bowling Green on Saturday, 82-79.
Davidson (6-3, 2-0 SoCon) fell out of the top 25 after losses to Vanderbilt and Charlotte last week.
Old Dominion (5-4, 1-0 CAA) made a second half comeback against Fairfield on Friday but still fell eight points short of the Stags.
Fairfield (7-4, 2-0 MAAC) got off to a slow start, but the Stags have now won their last four games.
South Dakota State (8-3, 2-0 Summit) has won four in a row since losing at Nebraska.