The shadow is photoshop. Not only does the other person not cast a shadow, the shadow of the bulldozer hydraulic piston on the back of the bulldozer blade shows the sun is in the wrong direction to cast a shadow in the direction shown from the girl.

__________________
Blade: "more educated and literate people than Justabubba"

Justabubba: "that would include everyone"

http://politicalforum.com/showthread.php?t=27847