Isabel Andrews, assistant coach, spots Alena Thalput, 13, as she leaps a wall gap at Somerville High School during the Somerville Recreation Department Parkour program.

For this image I chose to use a low angle to help clean up a distracting background and used the leading lines of the stairs and handrail to lead the viewers eye into the frame.

Nikon D4s, 1/800 @ f/6.3, ISO 100, 24-70mm