Josh Collmenter pitched two-hit ball over six innings in his first major league start, and a miscommunication on a pickoff throw by pitcher Chad Billingsley led to the only run for the Arizona Diamondbacks in a 1-0 victory over the Los Angeles Dodgers on Saturday. Collmenter (2-0) struck out three, walked none and retired his final 11 batters after giving up Billingsley's one-out double in the...