The Detroit Pistons fell to 1-and-3 on the preseason after a 102-97 loss Washington at Little Caesars Arena.
Andre Drummond led Detroit with 17 points and 20 rebounds, Blake Griffin contributed 16 points and Glenn Robinson the Third added 13 off the bench.
The Pistons wrap up the NBA exhibition schedule on Friday night against Cleveland at the Breslin Center on the campus of Michigan State.