Point guard John Wall, the No. 1 overall pick in the 2010 N.B.A. draft, agreed to a contract extension with the Wizards.
Kara Braxton scored 22 points, Cappie Pondexter had 19, and the Liberty defeated the Mystics.
The 6-foot Knicks guard and captain made history on a layup a minute or so into a game against the Toronto Huskies on Nov. 1, 1946.