The bodies of people are seen after an armed attack on a tourist hotel in Sousse, Tunisia, left at least 27 people dead, including foreigners, and injured six others , on June 26, 2015.

Tunisian police officers stay in the lobby of an hotel where a terrorist attack took place in the coastal town of Sousse, Tunisia, June 26, 2015. An attack that killed at least 28 people at a Tunisian beach resort was one of three deadly attacks from Europe to the Middle East.

A body lays on a stretcher near a Tunisian beach, Sousse, June 26, 2015. An attack that killed at least 28 people occurred at a Tunisian beach resort, one of three deadly attacks from Europe to the Middle East.

A body lies on a street in Sousse, Tunisia, June 26, 2015.

Security measures are taken after an armed attack on a tourist hotel in Sousse, Tunisia, left at least 27 people dead, including foreigners, and injured six others , on June 26, 2015.

An injured man is helped following a blast at Imam Sadiq Mosque in al-Sawaber, Kuwait City, Kuwait, June 26, 2015.

Kuwaiti worshippers react following a blast at Imam Sadiq Mosque in al-Sawaber, Kuwait City, Kuwait, June 26, 2015.

Kuwaiti men and a security member inspect the scene outside the Shiite Al-Imam al-Sadeq mosque after it was attacked during Friday prayers, June 26, 2015, in Kuwait City.

Kuwaiti men accompany a man with blood-stained clothes at the site of the attack at the Shiite Al-Imam al-Sadeq mosque during Friday prayers, June 26, 2015, in Kuwait City.

Kuwaiti man reacts following an attack at the Imam Sadiq Mosque in the Sawaber area of Kuwait City on June 26, 2015.

People gather outside the Imam Sadiq Mosque following an attack in Kuwait city, June 26, 2015.

French police and firefighters secure the entrance of the Air Products company in Saint-Quentin-Fallavier, near Lyon, eastern France, June 26, 2015.

French security stand next to the enclosed area near the Air Products company in Saint-Quentin-Fallavier, near Lyon, central eastern France, June 26, 2015.

French President Francois Hollande speaks during a media conference at an EU summit in Brussels, June 26, 2015.

French police and firefighters gather at the entrance of the Air Products company in Saint-Quentin-Fallavier, near Lyon, central eastern France, June 26, 2015.

French police secure the entrance of the Air Products company in Saint-Quentin-Fallavier, near Lyon, central eastern France, June 26, 2015.