Texas Rangers transactions: Nomar Mazara and Ronald Guzman are back on the active roster, with Mazara being activated from the injured list today and Ronald Guzman being recalled from AAA Nashville on the first day that rosters expand from 25 to 40.
In addition, the Rangers recalled Ian Gibaut from AAA Nashville, activated Adrian Sampson from the 10 day injured list, and activated Edinson Volquez and Jeffrey Springs from the 60 day injured list. To make room on the roster for Volquez and Springs, the Rangers have designated Pedro Payano and Locke St.