ATLANTA — Rick Ankiel hit a two-run triple in Washington's four-run first inning, Ryan Zimmerman padded the lead with a three-run double in the seventh and the first-place Nationals beat the slumping Atlanta Braves 7-4 Friday night. Right-hander Chien-Ming Wang (1-0) won in his season debut. He gave up one run in three innings after taking over for Ross Detwiler in the fifth.