Umpire, Urbandale native Pat Hoberg calls perfect game in World Series
Is Angel Hernandez Still Umpiring? Explaining His Disappearance
MLB umpire rankings: Pat Hoberg is baseball's most accurate ump
MLB umpires get support from players in 'perfectly imperfect' game
MLB umpire rankings: Pat Hoberg is baseball's most accurate ump
Umpire Scorecards] Pat Hoberg 99% overall accuracy. Astros 3
MLB will see 10 rookie umps replace veterans as position faces
Robo umps are coming: How they'll impact Yankees
World Series Game 3: Start time, TV, how to watch Phillies vs. Astros