Rafael Devers hit a game-ending single with one out in the 10th inning and the host Boston Red Sox outlasted the Baltimore Orioles for a 6-5 victory on Saturday afternoon in the first game of a doubleheader.

At Fenway Park on Sunday, the Baltimore Orioles (16-34) meet the Boston Red Sox (27-26), with first pitch at 1:35 p.m. ET. The Orioles are an underdog (+111 on the moneyline to win) when they visit the Red Sox (-132). The Red Sox will give the ball to Walker Buehler (4-1) against the Orioles and Dean Kremer (3-5).

Marcelo Mayer, Boston's No. 2 overall prospect, was promoted to the Red Sox and needed to get a ride to Fenway Park to start against the Baltimore Orioles on Saturday.

Another Boston Red Sox infielder has gone down with an injury. Star third baseman Alex Bregman exited Friday afternoon's game against the Baltimore Orioles (GameTracker) with what the team called right quad tightness.

Lefty Cooper Criswell has been called up to be the 27th man on the Red Sox roster for Friday’s doubleheader against the Baltimore Orioles. The Red Sox won Game 1, 19-5. First pitch of Game 2 is scheduled for 7:10 p.m.

Rafael Devers had a career-high eight RBIs, hitting a three-run homer in the sixth inning a grand slam in a 13-run eighth to lead the Boston Red Sox over the Baltimore Orioles 19-5 Fin a day-night doubleheader opener.