Tom Hallion, a 37-year MLB umpire, and crew chief, is retiring after a stellar career in the National League and Major League Baseball. In 1985, he made his Nationals debut.

Tom Hallion has had an extensive career as an umpire in the MLB. He umpired in the 2006 World Baseball Classic and the 2012 MLB Japan series between the Seattle Mariners and the Oakland Athletics.

There are parallels between Friday's Astros-Rangers incident in the ALCS and Terry Collins' infamous exchange with Tom Hallion in 2016.

NEW YORK -- Alan Porter and Adrian Johnson became the MLB's second and third Black umpire crew chiefs as the league announced 10 retirements along with promotions from the minors. Tom Hallion and ...