Aftermath of the Tunis Museum Attack

A police officer stands guard as tourists walk in Sidi Bou Said, a tourist destination, in Tunis, March 23, 2015.

Pallbearers carry a coffin during the funeral ceremony of Orazio Conte and Antonella Sesino, two of the four Italian tourists that were killed in Tunis' National Bardo Museum attack, in Turin, Italy, March 23, 2015.

Men carry the coffin of Yassine al-Abidi, who gunned down 20 foreign tourists at Tunisia's Bardo Museum, in Tunis, March 22, 2015.

At a protest in Tunisia, activists are defiant, saying terrorism will not change their way of life, Tunis, March 19, 2015. (Mohamed Krit/VOA)

Guards secure the Bardo museum in Tunis, hours after gunmen stormed it killing people from at least seven countries, Tunis, March 19, 2015. (Mohamed Krit/VOA)

Blood still remains on the streets a day after the attack on the Tunis museum, March 19, 2015. (Mohamed Krit/VOA)

Outside the museum, police search for additional bombs after freeing the surviving hostages, Tunis, March 18, 2015. (Mohamed Krit/VOA)

An ambulance and other emergency services vehicles stand the scene of an attack targeting tourists at the National Bardo Museum, Tunis, March 18, 2015. (Mohamed Krit/VOA)