paul coppola buried jimmy hoffa in a metal barrel in jersey city, new jersey. fox nation conducted a ground-penetrating radar survey of land that can find metal buried underground. we discovered metal that could corroborate frank's story. fbi is now investigating. so you're saying your father buried jimmy hoffa. >> my if dad later in years, he said that he couldn't fit in the drum held -- body first, feet first. they had to turn him and put him in head first. eric: your father said hoffa couldn't fit in the drum? >> he couldn't get the legs to bend right, so he had to take him out and put him in head first. eric: jimmy hoffa disappeared in detroit in 1975. the body was likely buried at an