Cubs' Marcus Stroman Commits MLB's 1st Pitch-Clock Violation, Chicago News
Stroman commits 1st of 14 pitch clock violations on 1st day
How MLB's new rules looked on Opening Day - The Washington Post
Cubs Marcus Stroman commits MLB's first pitch clock violation
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MLB opening day has 14 clock violations, stolen base spike
Inside Baseball's Desperate Effort to Save Itself From Irrelevance - The Atlantic
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Cubs' Marcus Stroman called for MLB's first pitch violation - ESPN
Cubs' Marcus Stroman commits MLB's first pitch clock violation
Chicago Cubs pitcher Marcus Stroman commits MLB's first pitch-clock violation
Inside Baseball's Desperate Effort to Save Itself From Irrelevance - The Atlantic
Swanson, Stroman help Cubs beat Brewers 4-0 on opening day