A unidentified relative of a victim of the attack, centre, is escorted at the morgue of the Charles Nicolle hospital in Tunis Tunisia, Thursday, March 19, 2015. Authorities said more than 20 were killed after an attack on a major museum in the Tunisian capital, and some of the gunmen may have escaped. On Thursday, Islamic State claimed responsibility for the attack, which may have been carried out by some of the Tunisian fighters who returned after fighting in Iraq and Syria.
