MLB Umpires To Wear Microphones & Announce Replay Decisions To Fans
Beyond the grunt: Umpires mic up, and baseball changes a bit
MLB, Official Information, Umpires
MLB umpire shares his opinion of new rules: Ken Rosenthal's conversation with Dan Bellino - The Athletic
MLB to host Umpire Prospect Development Camp
MLB: Umpires will announce review decisions to crowd
MLB makes history by naming its first black and Latino-born umpire crew chiefs
Umpires Are Less Blind Than They Used To Be
MLB umpire Pat Hoberg calls 'perfect game' in 2022 World Series
MLB umpire job responsibilities
World Series umpires: Who is on crew for Phillies vs. Astros in 2022? - DraftKings Network
MLB, Official Information, Umpires
Hernandez, who sued MLB, among All-Star umpires
Umpires, MLB agree on instant replay - The San Diego Union-Tribune
MLB umpire job responsibilities