CHICAGO -- With an 8-20 record entering Friday, the Twins have done their share of struggling this season. Now the organization is turning to some shuffling.
The synopsis of Friday's flurry of moves:
Right-handed starter Ervin Santana was reinstated from the 15-day disabled list after making a quick recovery from his back strain. The corresponding move was optioning catcher John Ryan Murphy to Triple-A Rochester.
The Twins also recalled outfielder Darin Mastroianni and catcher Juan Centeno from Rochester. To make room on the 40-man roster, left-hander Ryan O'Rourke and right-hander J.