MLB umpire job responsibilities

In Defense of Umpires: Why Complaints About MLB's 'Ump Show' Problem Miss the Mark, News, Scores, Highlights, Stats, and Rumors

Umpire (baseball) - Wikipedia

Gibson makes final call: MLB umpire retires after 24-year career, Sports

10 Secrets of MLB Umpires

Former MLB Umpire, Meriwether, Dead at 63

Umpire (baseball) - Wikipedia

Study Finds that Old Men with Experience are Actually the Worst MLB Umpires - FanBuzz

MLB umpire Joe West has never missed a call. Just ask him - ESPN

MLB umpire job responsibilities