Keon Johnson scored 38 points and Winthrop upset Illinois 84-80 in overtime on Monday night.
Johnson, who missed Friday's game against Florida State due to a foot injury, helped Winthrop win its first-ever matchup against Illinois. The Eagles held the lead for only 29 seconds before forcing overtime.
Tevin Prescott had two dunks and Johnson made a layup during a 6-2 run to open the extra period and Winthrop (3-1) led the rest of the way.
The Illini pulled within two on three occasions in the final 1:23, but Johnson made a jumper and Bjorn Broman and Prescott each made two free throws to hold off Illinois.
The Eagles shot 50 percent from the field and 45 percent (10 of 22) from 3-point range.
Michael Finke led the Illini (4-1) with 18 points, including six in overtime.
The Winthrop bench, including Johnson, outscored the Illini reserves 54-18.
>>Texas Christian Handles Illinois State
Vladimir Brodziansky scored 11 straight points late in the second half and Jaylen Fisher hit a tie-breaking 3-pointer in the final minute as TCU defeated Illinois State 80-71 on Monday.
Brodziansky finished with 24 points on 7-of-8 shooting for the Horned Frogs (4-0), keeping new coach Jamie Dixon undefeated at his alma mater. The 4-0 record is the best start for any first-year coach in TCU history.
MiKyle McIntosh had 20 points and nine rebounds for Illinois State (1-1).
Guard Kenrich Williams had 13 points and 10 rebounds for TCU in his first start after missing all of last season with a knee injury. He played 20 minutes Friday in his first action back.
The Redbirds have three straight home games on the schedule, beginning Sunday against Ferris State, followed by matchups with IUPUI and New Mexico.