Because anyone who can run, jump, or swim already left.
Tennish.
They left the plunger in the toilet.
Cross-country.
It didn't peso well.
Because everyone that can run, jump or swim is in the US.
He was out standing in his field. This has Always been my favourite pun.
Dam.
You run. You run so far away.
Because most of them who can run, jump or swim are already in the United States.
Water Polio
A frog with hiccups!
He was looking for Pooh.