Baltimore Orioles debut Zach Eflin against Toronto Blue Jays in a doubleheader.

The Baltimore Orioles will debut right-hander Zach Eflin against the Toronto Blue Jays in a doubleheader as part of a four-game series. Eflin, traded from the Tampa Bay Rays, will start the first game of the twin bill with a 5-7 record and a 4.09 ERA. The Orioles hope to improve on their 4-5 performance since the All-Star break, with their recent 8-6 victory against the Padres seen as a significant win.