Masterson (6-7) enjoyed his best start as a Cardinal, throwing seven shutout innings versus the Marlins in a 5-2 win Wednesday. Masterson had given up five runs in each of his first two starts since the July 30 trade to St. Louis. Wednesday's gem brings the right-hander's record to 2-1 for the Cardinals. Masterson will try to keep it going Monday against the Reds.