Pittsburgh Pirates starting pitcher Mitch Keller delivers during the second inning of the team's baseball game against the Chicago Cubs in Pittsburgh, Saturday, April 10, 2021 Mitch Keller’s stuff has never been in question. It’s a lack of command that sometimes handcuff the pitcher the Pittsburgh Pirates view as one of the cornerstones of what they’re trying to build around. The 25-year-old has been searching for it all spring, with little progress to show for all the work he was putting in on the side. The search came to an end on Saturday night against Chicago. Working effectively up in the strike zone, Keller threw five efficient innings as the Pirates used an early burst to chase Zach Davies in an 8-2 win over the Cubs. Read more https://apnews.com/article/mlb-pitt...mitch-keller-7483524369eaf9ecf1b3b38ba5eada86