That's Impossible

Death rays, laser beams, and force fields may now be possible. Cutting edge breakthroughs are bringing this science fiction technology to the battlefield. We will explore reports of high-powered lasers that can shoot down enemy planes and vaporize armies from space, bombs that release bursts of energy more powerful than nuclear warheads. But could these death-at-the-speed-of- light weapons be defeated by another science fiction technology in the works.... force fields?