Antonio Burks scored 16 points and visiting Memphis made 13 free throws in the last four minutes last night to beat No. 4 Louisville, 80-73.

Chris Massie had 12 points and 11 rebounds, his fifth straight double-double, as the Tigers (17-5, 8-3 Conference USA) won their sixth straight game. The Cardinals (19-3, 9-2) lost at Freedom Hall for the first time in 12 games this season.

The Tigers outrebounded Louisville 47-31 and went 31 of 48 (65 percent) from the free throw line. Five players fouled out of the tightly called game, which had 61 fouls.

* MICHIGAN 78, PURDUE 67: Daniel Horton scored a career-high 31 points and LaVell Blanchard added 20 as the Wolverines beat the No. 24 Boilermakers to take over first place in the Big Ten.

After opening 0-6 for the first time in school history, the Wolverines (16-9, 9-3) are closing in on their first official conference title since 1986. They entered the game in a three-way tie for first in the Big Ten with Purdue (16-7, 8-4) and Wisconsin.

The Wolverines never trailed and handed Purdue its first loss at home this season in 14 games.

* OKLAHOMA 64, OKLAHOMA ST. 48: Hollis Price scored 22 points and Kevin Bookout had 15 points and 12 rebounds, leading the No. 5 Sooners to a 35th straight home victory, a win over the No. 16 Cowboys.

Oklahoma (18-4, 9-2) remained tied with Texas for second place in the Big 12 Conference. The Cowboys (19-5, 8-3) were undone by 28 percent shooting (16 of 56). Victor Williams led the Cowboys with 18 points.

* DAYTON 70, RICHMOND 63: D.J. Stelly scored eight points during a 12-4 second-half run and the No. 25 Flyers withstood a Spiders rally in Richmond.

The Flyers (19-4, 11-1 Atlantic 10) never trailed, but had to stave off the Spiders (12-11, 6-6), who used a 19-9 run to get to 64-63 with 53 seconds left.

Mike Skrocki led Richmond with 22 points.

* KANSAS 94, COLORADO 87: Nick Collison had 24 points and 14 rebounds and Wayne Simien added 21 and 13 as the No. 6 Jayhawks avenged their only loss in 31 regular season Big 12 games.

Simien, a 6-foot-9 sophomore who missed 11 games with a separated right shoulder, left for the locker room with about 12:50 remaining, holding his right arm close to his side.

The Buffaloes, with Michel Morandis scoring six points, then went on a 12-5 run and cut the lead from 66-47 to 71-59. Simien emerged from the tunnel and went right back into the game, his second since coming back from the injury.

Morandis had 28 points for Colorado (15-9, 5-6), including a 55-footer at the end of the first half.

* KENTUCKY 66, ARKANSAS 50: Gerald Fitch scored 17 points and the No. 2 Wildcats (21-3, 11-0 Southeastern Conference) extended the nation's longest winning streak to 15 games.

Wildcats Coach Tubby Smith won for the first time in six tries at Bud Walton Arena and it was the first win for any Kentucky team at Arkansas since an 83-73 victory on Jan. 26, 1997.

Arkansas (7-15, 2-9) scored two points in the first 10:22 of the second half.

* XAVIER 93, LA SALLE 71: In Philadelphia, Romain Sato scored a career-high 35 points, and Anthony Myles added 17 points and 12 rebounds, leading the No. 14 Musketeers (9-4, 10-1 Atlantic 10) to a 10th straight victory.

Sato was 10 for 17 from the field and made all 10 of his free throws. He was 5 for 11 from three-point range. Gary Neal scored a career-high 37 points for the Explorers (10-12, 4-7).

* MISSISSIPPI ST. 63, AUBURN 46: Timmy Bowers scored a career-high 25 points on 9-of-13 shooting as the No. 19 Bulldogs took over the SEC Western Division lead with a victory at Auburn.

The Bulldogs (17-5, 7-4) held the Tigers (17-7, 6-5) to a season low in points and dominated the rebounds, 40-30, to break the teams' deadlock atop the West.

Mario Austin had 14 points and 12 rebounds for Mississippi State, which has won seven of its last eight conference games after starting 0-3.

* CREIGHTON 77, INDIANA ST. 54: Kyle Korver scored 12 of his 15 points in the first half, and the No. 17 Bluejays (23-3, 13-2 Missouri Valley) held the visiting Sycamores (6-19, 2-12) to 37 percent shooting after the break to pull away from a 36-29 lead.

Michigan's Chris Hunter takes one in the chops from Purdue's Brett Buscher. Wolverines are first in Big Ten.