Los Angeles Dodgers starter Hyun-Jin Ryu is doubtful for his next scheduled start and will fly back to Los Angeles on Monday for an MRI exam, manager Don Mattingly said. Ryu left Friday night's start against the second-place San Francisco Giants after one inning because of left shoulder irritation. If he can't go, Ryu will be replaced in the Dodgers' rotation by rookie Carlos Frias, who likely will make his second major league start Wednesday in Colorado. Read more http://espn.go.com/los-angeles/mlb/...u-los-angeles-dodgers-doubtful-next-start-mri