Nineteen of the teams currently ranked in The Associated Press Top 25 poll will be in action Saturday as a stacked college basketball schedule takes center stage here in mid-January. The fun begins in Lexington when No.

The 24th-ranked Arizona Wildcats visit the Texas Tech Red Raiders for a Big 12 matchup with some potential to drop a game as a ranked opponent on Saturday afternoon. The Red Raiders are 12-4 overall this season and 8-2 at home,

It’s been a tremendous start for Arizona in the Big 12, sitting tied for first with preseason favorites Houston and Iowa State. It’s the ninth time since joining the Pac-10 in the late 1970s that the Wildcats have begun at least 5-0 in league play,