The death toll resulting from the Hajj stampede in Saudi Arabia three days ago has risen to 769, according to the latest count, and 934 were injured.

About 2 million Muslims were completing the Hajj pilgrimage in Mina, as two massive groups arrived at crossroads (in triple digit heat) and they began pushing one another to pass. The crush became so intense for hundreds that people began to suffocate, hemorrhage, fall down and masses were trampled.

I decided to do some research to determine...