SAN FRANCISCO — The San Francisco Giants hoisted the white flag on their 2018 season Saturday Martin Perez Jersey , scheduling standout catcher Buster Posey for season-ending hip surgery with 31 games still remaining.Down 8 1/2 games in the National League wild-card race after walking off the field following a 5-3 win, the Giants nonetheless will continue to pursue their postseason dream when they complete a three-game home series against the Texas Rangers on Sunday.The decision on Posey came hours after the Giants suffered a back-breaking, 7-6 loss to the Rangers on Friday night in which Posey played the entire 10 innings, watching Texas deny San Francisco a much-needed win with a two-out, two-run homer in the ninth after a game-extending error.Article continues below ...Posey’s surgery Monday will be performed in order to repair a torn labrum and remove bone spurs from his painful right hip.The 31-year-old made himself available Saturday but saw no action in another exciting finish that saw the Giants’ Mark Melancon strand the bases loaded in the ninth after the Giants had blown most of their 5-0 lead the inning before.The win was just the Giants’ third in their last 10 games.“You don’t want to say you’re out of it until you’re out of it,” Posey said. “But, unfortunately, where we are, it makes sense to take care of it right now.”Posey said having the surgery basically one month before season’s end will give him an additional month in the offseason to rehab. He not only plans to be with the Giants for spring training in February but continue to be the primary catcher.Nick Hundley contributed a hit Jurickson Profar Jersey , a run and two walks to Saturday’s win as Posey’s replacement. The start was Hundley’s 46th of the season.Hundley and his teammates will go up against Rangers right-hander Yovani Gallardo (7-2, 6.06) in the series finale.The 32-year-old has made 10 previous starts against San Francisco, going 6-4 with a 3.21 ERA.Giants outfielder Andrew McCutchen, who has led off the first inning with a home run and a double in the first two games of the series, has enjoyed a big-numbers career against Gallardo, going 19-for-55 (.345) with three doubles, two triples and four homers.San Francisco will hand the ball to left-hander Derek Holland (6-8, 3.75), who has made 158 of his 208 career starts for the Rangers.Since leaving Texas after eight seasons for the Chicago White Sox in free agency in 2017 http://www.rangersfanproshop.com/authentic-delino-deshields-jersey , the 31-year-old has faced his former employer twice and gotten bombed both times, running up a 13.50 ERA while going 0-2.Old pal Rougned Odor has been especially rough on Holland, delivering a single and a three-run homer in four at-bats.Odor has homered twice in the series, both times in critical situations. It was his game-tying homer in the ninth inning that extended the series opener and led to a 7-6 win in 10 innings. Then on Saturday, he blasted a three-run shot to rally the Rangers within 5-3 in the eighth inning, setting up the tight finish. Harry How/Getty ImagesThe Los Angeles Dodgers are no longer the favorites to win the National League West with the Arizona Diamondbacks 2.5 games ahead of the reigning National League champions.OddsShark shared updated lines from Bovada which have the Diamondbacks listed at +135 (bet $100 to win $135) compared to the Dodgers at +190. That is a drastic difference from July 24 odds stemming from the same source, which listed Los Angeles as a heavy favorite even in a tight division battle:OddsShark OddsSharkUpdated odds to win the NL West (BovadaOfficial):D-backs (72-58) +135Dodgers (70-61) +190Rockies (71-59) +210Giants (65-67) +800ddsShark OddsSharkUpdated odds to win the NL West (BovadaOfficial):Dodgers -250D-backs +375Giants +900Rockies +1100Padres +90000While Arizona has more favorable odds than the Dodgers to win the National League West, those setting the lines for the World Series are less bullish on the Diamondbacks. As Covers shared, LV SuperBook has the Dodgers listed at 12-1 to capture the championship and the Diamondbacks just behind them at 14-1.Covers CoversUpdated MLB futures odds from LVSuperBook to win the 2018 World Series. em7GN2DbrqArizona and Los Angeles have to worry about more than each other in the race for the division crown and playoff positioning Joey Gallo Jersey , as the Colorado Rockies are a mere one game behind the Diamondbacks and 1.5 games ahead of the Dodgers.The National League Central is also an issue for those NL West teams looking to make the playoffs, as the St. Louis Cardinals and Milwaukee Brewers occupy the two wild-card positions with Milwaukee enjoying a one-game advantage over Colorado for the last postseason spot.It is a testament to Los Angeles' recent track record it still has fairly favorable odds to win the division and World Series as it is in third place in the division and is on the outside looking in at the playoff picture this late in the season. It won the NL West in each of the last five years, dropped last year's World Series in a heartbreaking seven games and features notable players such as Manny Machado, Clayton Kershaw and Justin Turner.However, the Diamondbacks are 8-4 against the Dodgers and 7-5 against the Rockies this season and have set the standard in the division to this point. If they continue taking care of business in the seven head-to-head games they have remaining against each division rival, Arizona will be in ideal position to win the NL West and play into October.