The Los Angeles Dodgers have made an interesting roster move on Wednesday. Ahead of their series finale against the Arizona Diamondbacks, the Dodgers optioned right-handed pitcher Landon Knack to Triple-A. J.P. Feyereisen was added to the active roster to help a bullpen that needs some fresh arms. The Dodgers have recallaed right-handed pitcher J.P. Feyereisen ...