Palestinians wave as they sit in a bus before leaving the Rafah border crossing for the annual haj pilgrimage in Mecca, in the southern Gaza Strip, on September 7, 2015. Hundreds of Palestinian pilgrims are leaving Gaza through the Rafah border crossing with Egypt on their way to Mecca, Saudi Arabia, for hajj. Egypt has agreed to keep the crossing open for three days to allow thousands of people to cross, heading to the Cairo International Airport. Photo by Abed Rahim Khatib /Flash90
