WASHINGTON (Interstat) — Steven Okert pitched 1 1/3 innings of one-hit relief and Josh Hader earned his 10th save as the Houston Astros defeated the Washington Nationals 6-3 on Tuesday night at Nationals Park. Houston improved to 46-48 while Washington fell to 47-46. The Astros scored one in the second, three in the fourth, one in the sixth and one in the eighth. Nick Allen drove in three runs with a sacrifice fly and a single. Jose Altuve homered in the eighth. The Nationals got solo homers from James Wood in the first and Jose Tena in the ninth, and a sacrifice fly from CJ Abrams in the third. Houston had six hits to Washington’s 11. Okert struck out three and allowed no earned runs for the win, his second against one loss. Andrew Alvarez took the loss, falling to 2-2. Hader recorded the final out. Attendance was 20,424. Time of game was 3:09.