Cubs' Marcus Stroman makes 1st pitch clock violation of MLB season – NBC Sports Chicago
Baseball rules: Stroman has MLB's 1st pitch-clock violation
Marcus Stroman: Chicago Cubs pitcher's best start is wasted
Cubs' Marcus Stroman called for MLB's first clock violation - ABC News
Cubs' Marcus Stroman commits MLB's 1st pitch-clock violation
How the pitch clock impacts Cubs' Marcus Stroman – NBC Sports Chicago
Marcus Stroman struggles in rehab start with Triple-A Iowa Cubs
MLB rule changes: Cubs starter Marcus Stroman commits first pitch clock violation of season on Opening Day
Cubs' Marcus Stroman commits first of 14 Opening Day pitch-clock violations - Chicago Sun-Times