President Obama is doing his morning exercises...
...and jogging around the White House grounds when one of the Secret Service agents suggests he should see how fast he can circle the White House ten times. After all, it is a presidential tradition to try it at least once, and being moderately athletic, he figured he'd make pretty good time. So he stands at the south portico with the agent, who counts him down.
"3...2...1...go!"
President Obama takes off. He paces himself, not wanting to exha…