A member of Palestinian security forces loyal to Hamas stands guard near the border between Egypt and the southern Gaza Strip City of Rafah on Aug. 17, 2017. Islamic Hamas movement tightened on Thursday its security measures on the Gaza Strip-Egypt border following an earlier suicide bombing carried out by an Islamic State (IS) militant. It is the first-of-its-kind suicide bombing attack carried out by extremists in the Gaza Strip. (Xinhua/Wissam Nassar)
