Jake Arrieta is doing his part to fill the gap left by Jeff Samardzija and Jason Hammel. Arrieta pitched well into the eighth inning and Justin Ruggiano hit an RBI single with two outs in the ninth inning Friday that sent the Chicago Cubs over the Atlanta Braves 5-4. Read more http://scores.espn.go.com/mlb/recap?gameId=340711116&teams=atlanta-braves-vs-chicago-cubs
