Jake Marisnick will undergo surgery on Monday to repair a meniscus tear in his left knee.
Xander Bogaerts was removed from Friday's game against the Mariners after being hit in the helmet by a pitch.
Brad Peacock left Friday's start against the Indians with an undisclosed injury.
A source tells Tim Brown of Yahoo Sports that Manny Machado is expected to have season-ending knee surgery within a week.
Jake Arrieta held his former team to one run across seven innings in Friday's 4-1 victory over the Orioles.
Javier Baez belted a solo homer in Friday's win over the Orioles.
Anibal Sanchez (pectoral) threw on flat ground Friday.
Kyle Lohse (ankle) will rejoin the Brewers' rotation on Monday in San Diego.
Michael Cuddyer (hamstring) isn't expected to return to the lineup until at least Sunday.
David Ortiz is back in the Red Sox' lineup Friday.
Orioles manager Buck Showalter said Friday that there's no timetable for when Manny Machado (knee) will resume baseball activities.
WEEI.com's Alex Speier reports that the Red Sox have reached an agreement with Cuban outfielder Rusney Castillo on a seven-year, $72.5 million contract.