Phillies look to sweep 3-game series against the Astros
Houston Astros (70-62, first in the AL West) vs. Philadelphia Phillies (78-54, first in the NL East) Philadelphia; Wednesday, 4:05 p.m. EDT PITCHING PROBABLES: Astros: Spencer Arrighetti (6-11, 4.94 ERA, 1.41 WHIP, 140 strikeouts); Phillies: Taijuan Walker (3-5, 6.26 ERA, 1.58 WHIP, 53 strikeouts) BOTTOM LINE: The Philadelphia Phillies and the Houston Astros play the…