MLB 2023 rule changes: pitch timer, larger bases, shifts
The 2023 Rule Changes Are Here, and They're All Good
MLB - New on-field rules instituted beginning with the 2023 season to create more game action and improve pace of play: atmlb.com/3L1Ggbj
Column: MLB rule changes and what to expect – The Signpost
MLB 2023 rule changes: pitch timer, larger bases, shifts
How MLB's New Rules Could Change Baseball In 2023
Assessing the impact of MLB rules changes at halfway mark
2023 MLB rule changes - Pitch clock, end of shift and more - ESPN
Pitch Clock and Other MLB Rule Changes for 2023 - The New York Times
Chicago Cubs offer mixed reactions to MLB rule changes
MLB rule changes for 2023, 12/27/2022
New baseball rules for 2023 FAQ
MLB rule changes: Pros and cons of shift bans, pitch clock - Sports Illustrated