Phillies' Joe Girardi has no regrets for calling out Max Scherzer and Nationals coaches – NBC Sports Philadelphia
The Astros stole signs electronically in 2017 — part of a much broader issue for Major League Baseball : r/Astros
MLB asking umpires for more checks of pitchers for sticky substances
MLB asks umps for more random checks on sticky substances
MLB to step up 'sticky stuff' checks on pitchers amid crackdown on illegal foreign substances, per report
MLB asks umps for more random checks on sticky substances - NBC Sports
MLB Rumors: Umpires Will Begin Checking For Foreign Substances
Umpire Substance Checks Put Pitchers in Awkward Positions - The New York Times
Joe Musgrove ear check: Umps check for sticky substances
Did James Karinchak use an illegal substance on the ball while saving a Cleveland Indians' win? Chicago broadcasters seem to think so