What is a Ground Rule Double?

A quick overview of ground rule doubles in baseball.

[@IM-xg2ki]

i watched all your baseball videos, excellent stuff thank you very much

[@avaneeshtiwari7624]

me too

[@mikelang1364]

Yo it auctually happened earlier this year on April 10th between brewers and cardinals ball hit wall then flew over

[@Kleiro]

I just did this to bowser

[@avaneeshtiwari7624]

are you still single

[@DevvratSingh007]

He is, in fact, married to the game... which he explains in his video ‘The Ground Rule Single’.