Shane Smith took a perfect game into the sixth inning before combining with three relievers on a one-hitter, and the visiting Chicago White Sox ended their season with an 8-0 win against the Washington Nationals.
Brooks Baldwin homered for the second straight game, doubled and drove in three runs for Chicago. Dominic Fletcher also homered and doubled, and Miguel Vargas added a home run.
The 25-year-old Smith (7-8) retired the first 16 Nationals before Brady House lined a single to right with one out in the sixth. He allowed one hit over six innings and struck out eight batters without a walk. Chicago pitchers did not walk a batter.
Washington's Brad Lord (5-10) gave up five runs on five hits over four innings.
Chicago (60-102) lost 100 games for the third consecutive season but improve