A Nigerian-based conspiracy to extort money from a Marquette teen resulted in a guilty plea on money laundering.

There was change at the top of this week's USA TODAY Sports Bracketology with Alabama rising to a No. 1 seed at the expense of SEC rival Tennessee.

Dinsimore Guyton Robinson, 29, of Huntsville, Alabama, is one of five U.S.-based defendants charged in the case and the first to enter a guilty plea.

Sleeping Bear Dunes and Presque Isle Park in Michigan are ranked among the best U.S. locations for witnessing a winter sunrise, according to a Mixbook survey.

No. 10 Marquette plays the Butler Bulldogs after Stevie Mitchell scored 21 points in the Golden Eagles' 87-74 victory against the Villanova Wildcats

Army at Colgate, 6 p.m. George Washington at UMass, 6 p.m. La Salle at St. Bonaventure, 6 p.m. Maryland at Penn St., 6 p.m. Rhode Island at Fordham, 6:30 p.m. Bucknell at Loyola (Md.), 7 p.m. Butler at Seton Hall, 7 p.m.

An Alabama man pleaded guilty Wednesday to conspiracy to commit money laundering in connection to the sextortion scheme that resulted in the death of a Marquette, Michigan teenager.

No. 1 Auburn (18-1) at LSU. Next: at No. 23 Mississippi, Saturday. No. 2 Duke (18-2) did not play. Next: vs. North Carolina, Saturday. No. 3 Iowa St. (17-3) did not play. Next: vs. Kansas St., Saturday. No. 4 Alabama (17-3) at No. 14 Mississippi St. Next: vs. Georgia, Saturday. No. 5 Florida (18-2) did not play. Next: at No. 8 Tennessee, Saturday.

Here’s where the Nebraska, Creighton and Omaha men and women landed in the NCAA's latest NET rankings: As of the morning of Jan. 27 Creighton: No. 34 Nebraska: No. 32 Omaha: No. 261 Creighton: No. 39 Nebraska: No. 63 Omaha: No. 202 Manage Omaha Subscription Activate Digital Subscription

Texas (14-6), 9 p.m. No. 25 UConn (14-6) vs. DePaul (10-11), 8 p.m. No. 18 Illinois (14-6) at Nebraska (12-8), 8:30 p.m. No. 19 Memphis (16-4) at Tulane (11-9), 9 p.m. No. 1 Auburn (18-1) at No. 23 Mississippi (15-5),

The top five spots in this week's Associated Press Top 25 poll remain unchanged, with Auburn still the unanimous No. 1 selection, while St. John's and Memphis made the biggest

No. 2 Duke (17-2) beat Wake Forest 63-56. No. 3 Iowa St. (17-2) beat UCF 108-83; beat Arizona St. 76-61. No. 4 Alabama (17-3) beat Vanderbilt 103-87; beat LSU 80-73. No. 5 Florida (18-2) beat South Carolina 70-69; beat Georgia 89-59.