How do Hajj pilgrims cope with a heatwave in Saudi Arabia?

Hundreds of Muslim worshippers have reportedly died during Hajj, the annual Muslim pilgrimage to Mecca. Most of the deaths have been because of heat-related illnesses. Saudi Arabia has been hit by sweltering temperatures this year.  What measures are in place to help travellers mitigate the risks from these high temperatures? Also, why are cases of sexually transmitted infections on the rise on the continent? And why do many students from across Africa prefer studying at Western Universities? What's the attraction and how are they treated once they get into a University in the West? Presenter: Audrey Brown Producers: Frenny Jowi, Susan Gachuhi, Patricia Whitehorne, Nyasha Michelle and Bella Hassan. Technical Producer :Jack Graysmark Senior Producer:Paul Bakibinga Editors: Alice Muthengi and Andre Lombard