Twins reliever Tyler Duffey ejected for throwing at Yermin Mercedes

Twins position players that pitched

White Sox manager Tony La Russa ignites debate on baseball etiquette after slamming his own player

Yermin Mercedes and Tony La Russa Clash Over Unwritten Rules - The New York Times

Dahlberg: First rule of baseball is first basemen don't pitch – Daily Tribune

Ejections 044-45 - Umpire Jim Reynolds Ejects Tyler Duffey For Throwing at Yermin Mercedes in MIN

Twins' Tyler Duffey and Rocco Baldelli suspended after reliever throws at White Sox's Yermín Mercedes

Ejection Inspection: Dave Martinez Throws Base over Runner's Lane Call

Should baseball's unwritten rules be made history? - The Boston Globe

OPINION: Handling of Yermin Mercedes Situation is Tony La Russa's Last Straw - On Tap Sports Net

Twins' Tyler Duffey Suspended 3 Games for Throwing Behind White Sox's Yermin Mercedes, News, Scores, Highlights, Stats, and Rumors