MLB - New on-field rules instituted beginning with the 2023 season to create more game action and improve pace of play: atmlb.com/3L1Ggbj
SB Nation Reacts: Fans weigh in on MLB's 2023 rule changes - Bleed Cubbie Blue
2023 Cubs Heroes and Goats: Game 139 - Bleed Cubbie Blue
The pitch clock, shift restrictions, larger bases and other changes are coming to MLB in 2023 - Bleed Cubbie Blue
A few more thoughts on MLB's 2023 rule changes, with comments from Ian Happ - Bleed Cubbie Blue
MLB Passes Major Rule Changes for 2023 Season - Sports Illustrated
2023 MLB rule changes - Pitch clock, end of shift and more - ESPN
The pitch timer, shift restrictions, larger bases: MLB explains it all - Bleed Cubbie Blue
MLB essays - Bleed Cubbie Blue
MLB changes 2023: New rules include pitch clock, shift, bigger bases
5 bold predictions for the 2023 Cubs - Bleed Cubbie Blue
MLB Bans the Shift and Adds a Pitch Clock for 2023 - The New York Times