here's my conversation with feldman, the director of the national gallery of art in washington, d.c.. >> feldman, thank you so much for joining us. talk to us a little bit about the historical significance of the return of these benin bronzes back to nigeria after they were stolen over century ago by british forces? >> yes. in 1897, it was something that is known today as the punitive expedition of 1897. when the british who were seeking a greater trade arrangement with the king of benign went in and just destroyed the city. set it on fire. it was complete and utter human, and physical destruction. and, in this great tradition that they had in been, of making objects that we referred today as the benin bronzes. they actually were made out of other kinds of materials like