Dangers of Non-Leathal Weapons
 

Pepper spray and tasers are in increasing use by both police and military, and more exotic non-lethal weapons such as heat rays are in the works. At TEDxCanberra, ethicist Stephen Coleman explores the unexpected consequences of their introduction and asks some challenging questions.

http://www.ted.com/talks/stephen_coleman_the_moral_dangers_of_non_lethal_we apons.html