Sinai, multiple Islamist attacks in recent years. 西奈半島, 近年來多次遭伊斯蘭襲擊

Sinai, including here in El-Arish, has seen multiple Islamist attacks in recent years

Egypt 'kills head of Islamic State's Sinai branch' - BBC News

http://www.bbc.com/news/world-middle-east-36978774

AFP / GETTY IMAGES
Attacks kill over a dozen in Egypt's Sinai region | Al Jazeera America
http://america.aljazeera.com/articles/2015/4/12/sinai-attack-kills-13.html
Terror in Ägypten: Mindestens zehn Tote bei Anschlägen auf dem Sinai - Politik Ausland - Bild.de
http://www.bild.de/politik/ausland/aegypten/anschlag-auf-dem-sinai-40516606.bild.html