 Affeldt returned to the Royals on July 7. Through July 27, he had a 2.18 ERA. He did not give up more than one earned run until August 5, when he got his first loss of the year against the Oakland Athletics. However, Affeldt had a 12.71 ERA in his next eighteen appearances, which raised his ERA to 6.93. He held opposing batters scoreless for the final nine games of the season to bring it down to a season – ending 5.26.
