Tom Koehler lasted only four innings and gave up four runs -- three earned -- in a loss to the Nationals on Wednesday.
Tom Koehler yielded two runs over five-plus innings in a no-decision against the Phillies on Friday.
Tom Koehler struggled with the long ball on Saturday, serving up three homers over his five-plus innings of work in a loss to the Dodgers.
Tom Koehler fired six shutout innings in a no-decision against the Indians on Sunday.
Tom Koehler allowed five runs on 10 hits over five innings in a loss to the Mets on Tuesday.
Tom Koehler allowed four runs -- three earned -- over six innings in a loss to the Royals on Thursday.
Tom Koehler was handed a no-decision Friday after allowing two runs over six innings against the Pirates.
Tom Koehler turned in a quality start in Sunday's win over the White Sox, allowing three runs on six hits over six innings.
Tom Koehler continued to roll along Tuesday, giving up just two hits over seven shutout innings in a 2-0 victory over the Giants.
Tom Koehler tossed six innings of one-run ball Wednesday in a no-decision versus the Cubs.
Tom Koehler blanked the Phillies for six innings to win Tuesday.
Tom Koehler tossed eight strong innings Thursday, holding the Phillies to three runs -- one earned -- in a 9-3 victory.
Tom Koehler took a loss to the Cardinals after giving up four runs on seven hits in four innings on Saturday.
Tom Koehler took a no-decision in Sunday's win over the Reds, allowing three runs on seven hits over four innings.