Number 1 is now the only one.

Top-ranked Nevada-Las Vegas became the nation's lone remaining undefeated team in Division I Thursday night, following its 88-64 victory over San Jose State and previously unbeaten and No. 3 Ohio State's 75-61 loss to Michigan State.Larry Johnson scored 21 points and grabbed 18 rebounds to lead the Runnin' Rebels to their 28th straight victory over the past two seasons. UNLV is 17-0 overall this season and 10-0 in the Big West.

At East Lansing, Mich., Steve Smith scorted 26 points and Mark Montgomery scored 14 of his career-high 17 in the second half to help the Spartans halt the Buckeyes' winning streak at 17 games and jump right back into the Big Ten race.

Elsewhere in the UPI Top 25, No. 6. Arizona handled Washington State 84-71 and No. 9 North Carolina dusted Clemson 90-77.

WAC games

Hawaii 87, Wyoming 80

At Honolulu, Phil Lott scored 22 points and Ray Reed had 21 as Hawaii ended a four-game losing streak, 87-80 over Wyoming in WAC play.

Hawaii used a 9-2 run in the first half and an 11-2 spree late in the game to get past the Cowboys (15-4, 5-2). The Rainbows (11-9, 3-6) led 46-34 at intermission.

New Mexico 92, Air Force 55

At Albuquerque, N.M., Ike Williams and Luc Longley stirred a New Mexico offense that hit its first 11 shots of the second half and went on to beat Air Force. The win was the fourth straight in conference play for New Mexico (15-6, 5-4). Air Force remained winless in the WAC at 0-7 and dropped to 6-12 overall.