The Red Sox took three of four from the Yankees in New York, sending a message to their rival and other contenders in the American League.

Here are key takeaways and questions for both teams following this series and with five weeks to go in the regular season.

There was the familiar so-close-so-far frustration of Thursday night, where the Yankees were their own worst enemy—making multiple foolish errors to give Boston all the extra chances they needed to win.