Umpires are human, too.
If only we could remember that fact at their lowest moments, they would probably be spared a lot of grief. But when you play a game passionately nicknamed "America's Pastime" in this country, people expect results.
If you get paid to make fair and accurate calls as an umpire for Major League Baseball—fans want fair and accurate calls, especially in the postseason.
When everything is on the line and a loss could help send their favorite team home, fans want umpires to be rock solid. They don't want to hear about the "human element" or listen to heartfelt apologies later.
Those aren't going to help them when their team is on the golf course.
So when calls go the wrong way in the postseason, the situation tends to escalate quickly and bad things tend to happen. Here are a few examples.