Inside the PitchCom device: Why Red Sox catchers finally decided

Should there be a rule in baseball that if the batter hits the catcher after the pitched ball is in the catcher's glove that there is no interference, since it is then

How PitchCom changed the way MLB players communicate - Sports Illustrated

Kenley Jansen Is Fighting the Clock, but He's Hardly Alone

PitchCom -- aimed at foiling MLB's would-be sign-stealers -- is (mostly) winning over the skeptics - ESPN

Catching tandem of Austin Hedges, Luke Maile still intact: Guardians takeaways

Sign of times: MLB gives OK to electronic pitch calling

Do catchers in MLB say things to batters in hopes the batter will get fewer hits? What do they say? - Quora

Inside the PitchCom device: Why Red Sox catchers finally decided to try it, and why they're into it - The Boston Globe

Red Sox run into rare triple play, but still cruise past Braves 7-1