FAIRFAX, Va. -- Justin Kier scored 15 points with 14 rebounds, Otis Livingston II scored 13 and George Mason beat St. Bonaventure 68-53 on Sunday for its first 2-0 start in Atlantic 10 play.

Livingston became the fourth-leading scorer in George Mason (8-7) history, moving past Robert Dykes with 1,647 career points.

The Patriots led 28-25 at halftime, but with 10:08 to go, Kyle Lofton made a layup to give the Bonnies (4-10, 0-1) a 44-42 lead. George Mason responded with 3-pointers from Jamal Hartwell II, Livingston and Javon Greene before Greg Calixte made a layup, and Ian Boyd converted a 3-point play for a 56-44 lead with 5:34 left.

St. Bonaventure narrowed the deficit to 56-50 when Nelson Caputo and Lofton each made 3s, but Boyd fired back with one, Kier added a pair of free throws and George Mason led by double figures the rest of the way.

Lofton led the Bonnies with 17 points on 8-of-12 shooting and Courtney Stockard scored 16.