After struggling to start the season, the Mets – powered by J.D. Martinez, Francisco Lindor and Starling Marte – have posted baseball's best OPS over the last 30 days.
Anthony Rizzo went down hard after colliding with Red Sox reliever Brennan Bernardino on Sunday.
Manager Dave Roberts didn’t know how much time Betts would miss but said the injury would not require surgery.
The Yankees couldn’t contain the Red Sox on the basepaths, allowing nine stolen bases, and the bats were held in check in a 9-3 defeat at Fenway Park on Sunday night.