The Military Explosives Buried in Your Backyard Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email A .50 caliber sniper rifle developed at Picatinny Arsenal in Rockaway Township, N.J. stands in front of one of the old headquarters buildings at the base Wednesday, May 4, 2005. ( AP Photo/Warren Westura ) Produced by WNYC