Maybe it's the heat. but people are getting wild out there. 

It's not easy being a delivery driver. You work long hours, you spend a bunch of time in the sun and if you have to pee you pee in a water bottle. 

But all those struggles are part of the job. Fighting off would-be carjackers is not in the Amazon delivery handbook, at least not that I know of. 

Dash cam footage caught the moment one aMazon driver fought off an attempted carjacking. Give this man a raise!