Daily Red Sox Links: Alfredo Aceves, Stephen Drew, Jacoby Ellsbury

John Farrell was vague in his explanation as to why Alfredo Aceves was outrighted to Pawtucket on Sunday, but he did say it was performance related. (Brian MacPherson; Providence Journal)

Stephen Drew could rejoin the Red Sox when the club is in New York on Saturday. The shortstop will play six or seven innings of shortstop on Friday in a rehab appearance. (Ron Chimelis; MassLive.com)

Chimelis's colleague Ben Shapiro looks at how imminent Jacoby Ellsbury's departure really is. (Ben Shapiro; MassLive.com)

Boston's farm system is stocked with trade chips, and Mike Andrews outlines which prospects could be on the move come deadline time. (Mike Andrews; SoxProspects via ESPNBoston.com)

Speaking of prospects, MacPherson has an update on catcher Christian Vazquez and right-hander Matt Barnes. (Brian MacPherson; Providence Journal)

Alex Hassan is making up for his loss time and is assimilating well to his new position. (Matt Huegel; SoxProspects)

Rob Bradford believes it might be time for Boston to revisit an old bullpen blueprint. (Rob Bradford; WEEI.com)

Read more Red Sox:

• Red Sox trade rumors: Sox could be "major threat" in Matt Garza sweepstakes
• Five Red Sox prospects in Fangraphs mid-season top-50
• Red Sox position prospects, in word cloud form
• Now is not the time for Xander Bogaerts
• Andrew Bailey needs to be the closer for the Red Sox