Americans and Chess

Alright, listen up, buttercup. This joke is all about wordplay. See, in chess, there's a piece called a "rook," but some folks also call it a "tower." Now, think about America, specifically 9/11. What happened to the Twin Towers? They went down! So, Americans can't play chess because they "have no towers" – get it? You probably don't, since you're reading this explanation.