at Citizens Bank Park http://www.padresfanproshop.com/authentic-jose-pirela-jersey , they swept their divisional opponent, held the lead in the National League East and were 15 games over .500.What a difference six weeks can make.The Phillies have not won a series since that four-game sweep of Miami, and have plummeted out of the playoff race with 23 losses in their last 34 games.Article continues below ...The Marlins return to Philadelphia this weekend for the final time in the 2018 season. Wei-Yin Chen (6-10, 4.72 ERA) will face Zach Eflin (9-7, 4.42) as the teams open a three-game series Friday night.The Phillies have been on a slide for more than a month, but the last two weeks have been especially bad. The team enters Friday’s game on a five-game losing streak and is 2-9 in September.Philadelphia (74-71), with 17 games to play, has fallen 7 1/2 games behind the Atlanta Braves in its division and 6 1/2 back in the race for the second NL wild card spot. The only silver lining right now for the Phillies is that they have seven games remaining against the Braves.“As long as we are still in the race, as long as we still have games left with Atlanta, and as long as we can mathematically catch them http://www.giantsfanproshop.com/authentic-austin-jackson-jersey , I will believe in this club,” first-year Phillies manager Gabe Kapler told reporters earlier this week. “That will not waver.”After getting swept at home by the Washington Nationals, the Phillies are 28-35 against the rest of the NL East this season. They are, however, 9-7 against the Marlins — the only team in the division the Phillies have a winning record against.The last-place Marlins (57-89) enter the series having lost five of their last six games and were swept by the New York Mets in a Thursday doubleheader.Chen has pitched his best this season over his last six starts. He has a 2.04 ERA and 0.91 WHIP since the beginning of August. Chen picked up his 10th loss of the season in his last game, though. He gave up three runs on five hits and notched six strikeouts in four innings against the Pittsburgh Pirates on Saturday.Chen is 1-4 with a 3.62 career ERA in seven appearances against the Phillies.Like the Phillies, Eflin has struggled lately. The right-hander has a 7.72 ERA and opponents are hitting .346 against him with a .971 OPS over his last five starts.Eflin, 24, was pulled after three innings in his last outing against the New York Mets. He allowed six runs on four hits and three walks Saturday as he picked up his third consecutive loss.“I haven’t been doing a good job of executing my pitches when I need to,” Eflin told mlb.com after the outing. “When you don’t execute pitches Derek Holland Jersey , they put a six-spot in three innings. But I don’t think I’m far off.”Eflin has surrendered four runs and seven hits in 14 innings (two starts) against Miami this season. He is 1-1 with a 5.21 ERA in three starts against the Marlins in his three-year career. . "I think he'd like to stay, and I think we'd like to keep him."Sabathia also reportedly wasn't interested in leaving New York, per Mark Feinsand of MLB.com:Mark Feinsand FeinsandSabathia took less money to come back to the Yankees and had no interest in testing the market. While he isnt saying this will be his final year by any means, his family is firmly planted in the New York area and, ideally, he would like to ultimately retire as a Yankee.His signing comes just hours after Jon Heyman of Fancred reported the team would be exploring trades for veteran pitchers like Corey Kluber, Carlos Carrasco and James Paxton and would consider signing Patrick Corbin in free agency and re-signing Sabathia and J.A. Happ.After the 2018 season, only Masahiro Tanaka and Luis Severino seemed like locks to return to the rotation. Yankees managing partner Hal Steinbrenner said on The Michael Kay Show in October that he wasn't thrilled with the team's starters following a disappointing postseason."Our starting pitchers, except for Tanaka, they were not good Buster Posey Jersey ," Steinbrenner said (h/t MLB.com). "All of a sudden, your hitters are down three, four, five, six runs in inning three or four, and it really puts the pressure on them and changes the dynamics somewhat of the whole process. Their pitchers get emboldened, so that just makes it makes it more difficult."Sabathia's return means he'll hold down a spot in the back end of the team's rotation in 2019, barring a major regression. Sabathia may no longer be the top-end ace who was a six-time All-Star and won the AL Cy Young in 2007, but he remains a nice veteran option for the Yankees who can still provide quality innings.