Known as Mr. Palmyra by many who knew him, he had been interrogated unsuccessfully by militants for over a month regarding the location of the city's hidden treasures. Asaad refused to give up the information, and died a grisly death protecting the same history he had dedicated his life to exploring for more than 50 years.
Syrian state antiquities chief..."
http://www.worldpress.org/article.cfm/khalid-al-asaad-slaughtered-by-isis
-vk-