So you've survived the first wave of the zombie apocalypse thanks to your survival bunker. Cool. But now your bunker has been overrun and the only gun you were able to save — your M16 assault rifle — is out of bullets. Crap. Most folks might panic in the situation above, but not good ol' Joerg Sprave, host of The Slingshot Channel. This man was born ready for such an eventuality, and he's proven it by constructing a crossbow from spare M16 parts. The result is a quiet, deadly-accurate bolt-slinging machine straight out of Daryl Dixon's dreams. Wearing a blood-spattered...