Because everybody who can run, jump and swim are already in the U.S.
All those who can run, jump and swim are in Texas.
Do they follow territorial boundaries? If the Kaos Kommandos start a brawl in El Paso and it rolls over into Juarez, do they say "screw it, let Justice League of Mexico handle it"? (Sorry if this isn't technically a joke; it was my shower thought this morning and I thought it was funny.)
Only one if you run him through slowly!
Human Resources.
Because everyone that can run, swim or jump is in USA.
A schoolbus full of children.
The U.S. potato can still compete in the Special Olympics.
It's an ill-eagle activity
Because he higher and higher. (I translated the joke from Dutch, and yeah it's supposed to not make any sense, it just sounds funny, in Dutch at least. :-$)
Because if it walked, it'd get jumped!
Dustin Johnson sneezed.
Google, like everybody does.
Because all those who can run, jump, or swim are already in the US.
Because the ones who can run, jump and swim are already in the U.S