Cubs' Marcus Stroman Commits MLB's 1st Pitch-Clock Violation
MLB opening day has 14 clock violations, stolen base spike
Red Sox 3B Rafael Devers becomes first pitch-clock strikeout
Pitch Clocks Made a Big Difference on Opening Day
MLB opening day has 14 clock violations, stolen base spike – KGET 17
First look at MLB rules changes on Opening Day
Pitch clock cut MLB Opening Day games down significantly
Why MLB's pitch-clock rules need to be adjusted in ninth inning
Swanson, Stroman help Cubs beat Brewers 4-0 on opening day