BOSTON – Less than 24 hours after Jazz Chisholm Jr. called the Yankees the “best team in the league” and threatened to “step on necks,” the Red Sox clapped back with a six-run opening inning against Will Warren on Sunday.

The outburst helped Boston win a 6-4 ballgame, the rivals’ last of the regular season. The Yankees, meanwhile, missed a chance to sweep at Fenway Park as they fell to 4-9 against the Sox this season.

With the first-place Blue Jays winning on Sunday and 13 games to go before the playoffs, the Yankees are now four games behind Toronto, which holds the head-to-head tiebreaker, in the American League East. As for the top Wild Card spot, the Yankees have a 1.5-game lead over the Red Sox with the two eyeing home-field advantage for a potential Wild Card rematch.

Sunday’s s

See Full Page