Moscoso, Grilli up; Kris Benson to start for OKC

The Rangers have called up Guillermo Moscoso from Frisco and added Jason Grilli to the roster. To make toom for the duo, the Rangers have put Brandon McCarthy on the disabled list and outrighted Kris Benson to Oklahoma City. Benson accepted the assignment and will be a starter for the RedHawks. He will make his first start Sunday.

- Anthony Andro