ground penetrating radar uses radio frequencies to scan underground and see the unseen. when we hit, multiple frowned shapes that the technician says is metal. the half-moon images piled on top of each other, exactly where and just like what frank said we d find here. barrels and the drum holding jimmy hoffa. something that s metal. we found several round shaped metal objects buried here, some on top of each other which fits him exactly into this is another spot here which is the round shape of what could be barrel. exactly where frank pointed out to dan right here. saying this is where jimmy hoffa is buried.