Umpires Wear Wristbands to Protest 'Abusive Player Behavior' - The New York Times
MLB notes: Umpires wear white wristbands to protest 'abusive player behavior' - Los Angeles Times
Umps unhappy with discipline for Kinsler, standing behind Angel Hernandez
Kinsler, Ausmus respond to umpire protests
Ian Kinsler - Bio, News, Photos - Washington Times
MLB umpires protest 'escalating verbal attacks' from players with white wristbands - The Washington Post
2023 USA Softball Rulebook by USA Softball of DFW - Issuu
MLB umpires wear wristbands to protest 'abusive' treatment
MLB umpires wear wristbands to protest 'abusive player behavior
MLB notes: Umpires end their protest, will meet with commissioner - Los Angeles Times
MLB umpires protesting 'escalating verbal attacks