Ramon Sessions had 17 points off the bench,
James Harden had 40 points, 11 assists and seven rebounds, but Houston lost its third straight.
Dwight Howard had 20 points and seven rebounds for the Rockets but was ejected for the second straight game. He got his second technical of the night with 8:08 left in the fourth after pushing
Trevor Ariza scored 17 points, Patrick Beverley had 15 points and Houston shot 48% from the field and connected on 17 of 35 from behind the arc.
Houston led, 116-110, with 3 1/2 minutes remaining, but Gortat scored four points, Wall connected on a three and Dudley and Wall each hit two free throws during an 11-1 run to give Washington a four-point lead with 1:13 left.
Harden cut the deficit to 121-119 with a minute left, but Dudley extended the lead back to four with a layup with 37 seconds remaining.
After Harden responded with a three-point play to cut the lead to one, Wall missed a layup with 9 seconds left and Ariza grabbed the rebound. Harden missed a driving layup, and
at Cleveland 117, San Antonio 103: LeBron James scored 29 points and Kevin Love and Kyrie Irving added 21 apiece as the
Golden State 108, at Philadelphia 105:
at Memphis 121, Sacramento 117:
at Toronto 111, Detroit 107:
at Indiana 109, Denver 105 (OT):
at New Orleans 105, Brooklyn 103: