Matchup: Yu Darvish vs. Aaron Cook

The Texas Rangers head to Fenway Park to take on the Boston Red Sox in a three-game series and right-handed pitcher Yu Darvish will start things off against Aaron Cook. The game starts at 6:10 p.m. on ESPN Dallas 103.3 FM and FSSW. We will be chatting here on the Rangers blog.

Darvish (11-7, 4.38 ERA): It's the 20th start for the 25-year-old in his first big league season. ... He has the most wins (13) and most strikeouts (145) of any AL rookie. ... He's struggled since July began, going 1-3 with a 6.82 ERA in his last five starts with 20 walks and 39 strikeouts, seeing his seaon ERA go from 3.57 to 4.38. ... His last start was a no-decision Wednesday against the Los Angeles Angels, a huge comeback win in 10 innings for the Rangers. Darvish gave up seven runs on four hits in five innings with a career-high matching six walks. ... The walks were costly as five of those batters that walked ended up scoring. ... This is his first outing against the Red Sox this season, which could prove helpful for Darvish, who is 8-2 with a 2.91 ERA against teams he's faced for the first time in 2012.

Cook (2-5, 5.24 ERA): After a span of four straight quality starts, Cook's last two outings have been struggles. ... He gave up six runs on seven hits in four innings in a loss to the New York Yankees on July 27 and then allowed six runs on nine hits in 4 2/3 innings in a loss to Detroit. ... Cook has allowed eight homers this season, four of them in his last two losses. ... Cook has never faced the Rangers.

Hitters: Darvish has never faced any of the Red Sox hitters. ... Adrian Beltre is 6-for-13 with four RBIs against Cook, while Josh Hamilton is 3-for-3 with a double and triple. ... Mike Napoli is 2-for-9.

Up next:

Tue at Bos: RHP Ryan Dempster (5-5, 2.82 AL&NL) vs. LHP Jon Lester (5-9, 5.36), 6:10 p.m., ESPN Dallas 103.3 FM/1540 AM/FSSW

Wed at Bos: LHP Matt Harrison (13-6, 3.17) vs. LHP Felix Doubront (10-5, 4.56), 12:35 p.m., ESPN Dallas 103.3 FM/1540 AM/FSSW