Last call

• Right-hander Kevin Shackelford, who was designated for assignment Thursday to open a 40-man roster spot for utility man Irving Falu, cleared waivers and was assigned outright to Double-A Huntsville. Recently-signed right-hander Manny Barreda was also assigned to Huntsville.

Adam McCalvy is a reporter for MLB.com. Read his blog, Brew Beat, and follow him on Twitter at @AdamMcCalvy. This story was not subject to the approval of Major League Baseball or its clubs.