Austin Riley belted a go-ahead homer to lead off the seventh inning to lift the Atlanta Braves to a 4–2 victory over the host Washington Nationals and into a tie for first place in the National League East. The Braves pulled level with the Philadelphia Phillies, with both teams a half-game ahead of the New York Mets. Ozzie Albies homered in his third straight game and Dansby Swanson and Travis d’Arnaud also went deep for the Braves, who have won eight of their last 10 contests. Juan Soto had an RBI single and Josh Bell added a sacrifice fly in the first inning for the Nationals, who have dropped five in a row and 10 of their past 11 games. Giants 5, Rockies 4 Wilmer Flores hit a three-run home run and Austin Slater scored after two of his three hits as host San Francisco beat Colorado for its season-best …