St. Louis Cardinals

(St. Louis) -- The St. Louis Cardinals have placed Jose Martinez on the 10-day injured list and activated catcher Yadier Molina.

Martinez has a right AC joint sprain and will be replaced on the roster by outfielder Randy Arozarena, who was recalled from Triple-A Memphis. 

Molina was activated after spending a month on the IL with a right thumb tendon strain. Andrew Knizner was optioned back to Memphis.