Dr. Sanjay Gupta discusses how some people are able to survive for many days under rubble, and why some international rescue teams adhere to 'the rule of four'.
This Is How Long Earthquake Survivors Can Live Without Food, Water And Air
2023-02-19T20:42:44.123Z
Dr. Sanjay Gupta discusses how some people are able to survive for many days under rubble, and why some teams | World | CNN