What’s behind deaths at this year’s Hajj pilgrimage in Saudi Arabia? BBC.comNearly 500 confirmed fatalities from Hajj heatwave as hundreds more feared dead CNNHajj Pilgrimage: More Than 1,170 Pilgrims Die in Scorching Heat The Wall Street JournalSaudi Arabia shuts pilgrims out of air-conditioned areas as more than 1,000 die in extreme heat Yahoo! VoicesWho or what is responsible for Hajj deaths? DW (English)