Va. teen killed by exploding grenade that ATF says may have been purchased at N.C. thrift store The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) is asking for the public’s help in finding out who bought a grenade on June 13 at an Ocean Isle Beach antique store. (Source: ATF) By Kendall McGee | January 7, 2021 at 1:23 PM EST - Updated January 8 at 7:47 PM BRUNSWICK COUNTY, N.C. (WECT) - Agents with the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) say a Virginia child was killed by an exploding grenade that may have been purchased at a thrift store in Brunswick County.