This set was shot a while ago with a D3, a speedlight set up and my Pocket wizards.
One of my early strobist sets taken in Salisbury. I found these guys jumping about on the ramps, I wasn't interested in "action" shots but more the environmental portraiture side of things.
Very simple key light with brolley, 45 degrees to the camera and fill light bare bulb to either side of the sitter for seperation from the background - which for these was a graffiti covered iso container.
A few tweaks in Photoshop and here are the results.