WASHINGTON -- Cory Joseph made a 3-pointer at the buzzer to give the Toronto Raptors an 84-82 victory over the Washington Wizards on Saturday night.

Kyle Lowry scored 27 points for the Raptors, who before Joseph's 3 had not led since early in the first quarter.

Joseph took DeMar DeRozan's pass in the corner and nailed the winning shot. He finished with 12 points as Toronto won its fourth straight despite tying a season high with 22 turnovers

Bradley Beal scored 20 points for Washington, which lost its fourth straight despite allowing its fewest points of the season.

John Wall added eight of his 18 points in the fourth quarter, but missed a pair of late free throws that opened the door for Toronto to win in regulation.