CINCINNATI -- Semaj Christon scored 18 points on Saturday, and Xavier overcame an early 11-point deficit to beat La Salle 70-63 and remain perfect in the Atlantic 10.
Xavier (11-6, 4-0) won its last three games without point guard Dee Davis, who sprained his left wrist in the first half of a 57-52 win over Temple. He returned on Saturday with six points and seven assists.
Brad Redfordadded 13 points for Xavier, which has won four in a row.
La Salle (12-5, 2-2) is off to best start since the 1990-91 season.
The Explorers have the league's top scoring duo, guard Ramon Galloway -- 17.1 points per game, second in the A-10 -- and guard Tyreek Duren at 15 points per game. They had trouble against the A-10's second-stingiest defense, combining to go 6 of 26 from the field. Tyrone Garland led with 16 points.