San Francisco Giants (45-41, third in the NL West) vs. Arizona Diamondbacks (43-42, fourth in the NL West) Phoenix; Wednesday, 9:40 p.m. EDT PITCHING PROBABLES: Giants: Landen Roupp (6-5, 3.54 ERA, 1.45 WHIP, 74 strikeouts); Diamondbacks: Merrill Kelly (7-4, 3.49 ERA, 1.07 WHIP, 100 strikeouts) BETMGM SPORTSBOOK LINE: Diamondbacks -132, Giants +110; over/under is 8 1/2 runs BOTTOM LINE: The San Francisco Giants look to end a four-game skid with a win against the Arizona Diamondbacks. Arizona is 43-42 overall and 22-21 in home games. The Diamondbacks have a 26-12 record in games when they hit two or more home runs. San Francisco has a 20-24 record in road games and a 45-41 record overall. The