here is a link to the wikipedia entry for the game for some background:

http://en.wikipedia.org/wiki/Shot_Heard_%27Round_the_World_%28baseball%29

check out this quote written by a sportswriter at the time:

"Now it is done. Now the story ends. And there is no way to tell it. The art of fiction is dead. Reality has strangled invention. Only the utterly impossible, the inexpressibly fantastic, can ever be plausible again."