“BREAKING: Sources tell Foul Territory that Red Sox are calling up #6 prospect Connelly Early to start tonight vs Athletics. Dustin May expected to go on IL,” Foul Territory tweeted out.

Still, the loss of Gonzalez looms large. The Red Sox already placed outfield prospect Roman Anthony on the injured list with an oblique strain, and Dustin May joined him with right elbow neuritis. Gonzalez’s absence would thin the lineup further as Boston continues to chase a postseason spot.

Preview the Sept. 6 matchup between the Boston Red Sox and Arizona Diamondbacks with recent trends, how to watch, livestream info, and more.

The Red Sox are calling up left-handed pitcher Connelly Early, ranked by MLB Pipeline as their No. 6 prospect, to start Tuesday's game against the Athletics, a source told MLB.com’s Ian Browne. Right-hander Dustin May,

Boston Red Sox pitcher Dustin May is heading to the IL amidst a frustrating season. Boston is calling up one of their best prospects to help.

Brandon Pfaadt pitched six strong innings and the Arizona Diamondbacks beat the Boston Red Sox 5-1. Arizona scored three runs in the second against Red Sox starter Lucas Giolito (10-3), aided by an error by Trevor Story.

Less than 24 hours after star rookie Roman Anthony left Tuesday’s game with left oblique tightness, the Red Sox are expected to place him on the injured list and recall a depth option from Triple-A Worcester.