Matchup: Yu Darvish vs. Hector Santiago

The Rangers try to extend their winning streak to five games when ace right-hander Yu Darvish faces Chicago White Sox left-hander Hector Santiago at 6:10 p.m. Saturday night at U.S. Cellular Field. The game can be seen on Fox Sports Southwest and on radio on ESPN Dallas 103.3 FM and 1540-AM.

Darvish (12-5, 2.68): Darvish has placed himself in the American League Cy Young conversation by going 4-1 with a 1.73 ERA since coming off the disabled list July 22 ... His only loss in that span was a 1-0 defeat ... Darvish took a no decision as the Rangers lost 4-3 to Seattle on Sunday ... He threw 120 pitches and came back out for the eighth inning and allowed two base runners ... He matched a season-high with four walks ... Darvish has a major league-best 10 starts of six-plus innings allowing three hits or less, already tied with the Rangers best single season by Nolan Ryan in 1989 ... Darvish leads the majors with 214 strikeouts ... His opponents batting average of .189 is the best in the American League ... He is 1-1 with a 6.57 ERA against the White Sox, his highest ERA against any opponent ... Darvish will make his first start at U.S. Cellular Field.

Santiago (4-7, 3.27): Santiago won his first start since June 21, beating the Minnesota Twins on Sunday ... He allowed one earned run on nine hits in six innings of work as the ChiSox won 5-2 ... Santiago is 1-1 with a 3.04 ERA for August ... He is 1-3 with 4.03 ERA at home ... He has allowed seven home runs in 58 innings at U.S. Cellular Field ... Santiago could slow down the Rangers running game ... He has allowed six stolen bases and runners have been caught stealing five times with him on the mound in 123 2/3 innings ... He won his only start against the Rangers back in May, allowing a run 5 1/3 innings ... He gave up two hits and had six strikeouts and two walks.

Hitters: Ian Kinsler is 2-for-4 against Santiago, who has held the current Rangers to a .115 batting average. Paul Konerko is 2-for-3 with an RBI against Darvish.