Miguel Andujar’s ‘bad throw’ only fuels Yankees’ concern

An errant throw from Miguel Andujar allowed Boston's Jackie Bradley Jr. to score the tying run in the ninth inning Sunday night at Fenway Park.BOSTON — For as much of a boost as Miguel Andujar has provided to the Yankees this season, the team’s concerns about his defense have proven to be well-founded.

And that was never truer than when he couldn’t make what would have been a game-ending throw in the bottom of the ninth at Fenway Park.

After fielding Xander Bogaerts’ grounder at third with Aroldis Chapman and the Yankees clinging to a one-run lead, Andujar bounced the throw to first, where Greg Bird couldn’t come up with it.

The ball got far enough away from Bird that pinch-runner Jackie…