I Was There When an Undercover Cop Pulled a Gun on Unarmed Protesters in Oakland. Here's How It Happened.

http://www.motherjones.com/mojo/2014/12/undercover-officer-gun-berkeley-oakland-protest

http://www.mercurynews.com/ci_27120645/oakland-protests-plainclothes-chp-officers-gun-use-draws

http://sfbayview.com/2014/12/outed-undercover-cop-pulls-gun-on-oakland-protesters/

http://www.nbcnews.com/storyline/michael-brown-shooting/undercover-cop-draws-gun-protesters-oakland-n266176

http://www.eastbayexpress.com/SevenDays/archives/2014/12/11/undercover-cop-apparently-from-the-chp-points-gun-at-journalists-and-protesters-in-Oakland

An undercover police officer, who had been marching with demonstrators, aims his gun at protesters after some in the crowd attacked him and his partner in Oakland, California on Wednesday. The man was identified as an officer with the California Highway Patrol, according to the Oakland Police Department.