Arrieta works 6 shutout vs. Brewers for win No. 22

Jake Arrieta tuned up for the National League Wild Card Game presented by Budweiser, striking out seven over six scoreless innings, and Anthony Rizzo drove in three runs, including one on his 31st home run, to power the Cubs to a 6-1 victory Friday night over the Brewers. Arrieta finished the regular season with a 0.75 ERA since the All-Star break, the lowest ERA in the second half in Major League history.

O’s-Yankees postponed; split DH Saturday

As rain and winds continue to hit the East Coast, Friday night’s game between the Orioles and Yankees was postponed and will be made up on Saturday as part of a day-night, split-admission doubleheader at Camden Yards, with the first game starting at 12:05 p.m. ET and the nightcap starting at 7:05.

Source: Nats dismiss two in front office

The Nationals have begun making changes in their front office, according to a baseball source. The team has dismissed Bill Singer, who was the director of international scouting and a special assistant to general manager Mike Rizzo, and advanced scout Bob Johnson. The Nationals did not confirm the report.