I said when I was traded here last July that he had the best arm in baseball. He's pretty good, huh?" Tuesday: Astros' Brian Moehler (0-2, 6.49 ERA) at Rockies' Jeff Francis (1-2, 3.70), 6:40 p.m., FSN Wednesday: Astros' Felipe Paulino (1-7, 4.01) at .