Nicolo Marchetti of the University of Bologna is project director of the excavation at Karkemish, a 5,000-year-old city located along the Turkey-Syria border. About one-third of the site lies inside Syria and is off-limits. The site is also very close to Jarablous, a Syrian city that is now ISIS-controlled territory. “Still, we have had no problem at all.…We work in a military area. It is very well protected,” Marchetti told the Associated Press. This year his team has recovered sculptures from the palace of King Katuwa that date to 900 B.C., and a 700 B.C. mosaic floor in the palace...