Brendon Brooks added eight points with six assists for Southern (1-4, 1-0 Southwestern Athletic Conference), which ended its season-opening four-game losing streak after a 24-day break due to COVID cancellations and the holidays.
Trailing by six at halftime, Southern took a 39-37 lead seven minutes into the second half on a Jamarcus Jones drive and soon pushed it to 50-41 on a consecutive 3-pointers by Henderson and Williams.
Trevell Cunningham had 18 points for the Tigers (3-6, 1-1). Terreon Randolph added eight rebounds and Cameron Christon eight points.
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