What's this thing on Flo Jo's leg?

Question

It's the small round thing on her upper thigh. Is that a muscle? If so, what one?

http://ffden-2.phys.uaf.edu/211_fall2002.web.dir/Daniel_Hutchinson/Images/Flo-Jo.jpg

http://www.kidsrunning.com/columns/photo/flojo366x547.jpg

Answer 1

Her  Muscle I think.

Answer 2

Its her muscle and its when muscles over lap eachother...look at the site below and it will give you a better understanding

Answer 3

Probably tensor fascia latae.