The Tennessee attorney general's office has handed over its investigation into the unsuccessful sale of Graceland, the iconic home of Elvis Presley, at a foreclosure auction to federal authorities. The decision to transfer the probe to federal officials was made by the attorney general's office, although the specific reasons for this move were not disclosed. The failed sale of Graceland has garnered significant attention, and it remains to be seen what further actions federal authorities may take in relation to this matter.