The forensic archaeologist on the hunt for trafficked antiquities

Christos Tsirogiannis has spent almost two decades trawling through inventories of museums, auction houses and other collections for illegally trafficked antiquities.

​ Christos Tsirogiannis has spent almost two decades trawling through inventories of museums, auction houses and other collections for illegally trafficked antiquities. Read More Breaking News, Latest News and Videos | CNN