Jason Hammel allowed four runs over 5 2/3 innings in a loss to the Cardinals on Tuesday.
Jason Hammel tossed seven innings of one-run ball Wednesday in a no-decision versus the Nationals.
Jason Hammel was dealt his second defeat of the season on Friday, allowing three runs on eight hits over 5 2/3 innings against the Braves.
Jason Hammel picked up his seventh victory of the season on Saturday, limiting the Diamondbacks to two runs on just one hit over seven strong innings.
Jason Hammel (hamstring) has been cleared to start on Saturday against the Diamondbacks.
Jason Hammel (hamstring) threw a side session on Wednesday.
The Cubs believe Jason Hammel (hamstring) will be fine for his next start.
Jason Hammel left Monday's start due to a right hamstring cramp.
Jason Hammel exited Monday's game against the Dodgers after two innings with an apparent injury to his right leg.
Jason Hammel held the Cardinals to one run across 7 1/3 superb innings in Tuesday's 12-3 blowout victory.
Jason Hammel lost to the Brewers on Thursday after giving up four runs in six innings.
Jason Hammel held the Pirates to two runs -- one earned -- across 6 2/3 innings in Friday's 9-4 victory.
Jason Hammel allowed three runs over five innings in a no-decision Saturday against the Nationals.
Jason Hammel moved to 4-0 after allowing two runs across five innings in Monday's 7-2 victory over the Pirates.