UC Davis police officer Lt. John Pike pepper-spraying UC Davis demonstrators, 18 November 20111
Credit: Wikipedia
Pepper spray was hailed as a safe weapon of last resort, but in practice, has proven to be dangerous & sometimes deadly & is too often used as the first resort.
This link no longer works:
but this one does (14 November 2018):
https://www.wired.com/2011/11/pepper-spray-psychology/
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1 Wikipedia: “UC Davis pepper spray incident”, https://en.wikipedia.org/wiki/UC_Davis_pepper_spray_incident
Update 14 November 2018: link fixed, image & text added.