FBI returns 22 looted artifacts to Japan after discovery in Massachusetts attic

Investigation of items that were stolen during the Okinawa battle began after family discovered them in late father's belongings

The FBI has returned 22 centuries-old artifacts to Okinawa, Japan, after a family discovered them in their late father's attic in Massachusetts.

Agents with the FBI's Boston division on Friday announced that the return of the looted items followed a lengthy investigation that began when they received a call from a family who came across the items while sorting through their dead dad's belongings.