Here's a breakdown:
Feldman (0-2, 4.66): Feldman looks for his first victory of the season as he makes his fourth start. Feldman, 29, moved into the rotation when Neftali Feliz was placed on the disabled list May 24. In Feldman's last start, also against the Mariners, he was knocked out after 4 1/3 innings when he gave up a grand slam to Alex Liddi. Feldman gave up a season-high five earned runs on just three hits. But the threw 73 pitches in the outing. Manager Ron Washington said Feldman isn't pitching for his spot on the rotation. Feldman is 3-4 in 10 career starts versus Seattle, with three consecutive losses.
Vargas (5-4, 3.39): He lost his last start, to the Los Angeles Angels, when he gave up three earned runs in seven innings of work. Vargas has lost two of his last three starts. He picked up his last win May 19 at Colorado, when he also went seven innings. In 13 career appearances against Texas, he's 3-5 with a 4.62 ERA. Vargas is making his 12th start of the season and has lost only once at Rangers Ballpark in his career.
Thu.: Off day