John Stewart is a former US Marine officer who uses his military training and discipline
to protect Earth, and the rest of Space Sector 2814, as a member of the intergalactic peacekeeping
force known as the Corps of Green Lantern. As the Green Lantern, John wears a ring of power,
which creates a protective shield around him, allows him to fly, and generates hard light energy
constructs in the form of anything he imagines. Powered by willpower, the Green Lantern Power Ring
is one of the most powerful weapons in the universe!