Saudis use AI, drones and thousands of cameras to keep hajj pilgrims safe

Working day and night in front of maps, screens and seemingly endless data, Saudi officials have harnessed artificial intelligence to help manage the million-strong sea of pilgrims during the hajj.

The technology has proven pivotal to track the overwhelming amount of footage from more than 15,000 cameras in and around the holy city of Mecca.

The systems are tuned to spot abnormal crowd movements or predict bottlenecks in foot traffic — a potential life-saver at a packed event with a history…