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Photo by: Russell Contreras

Riot police launch tear gas toward activists in downtown Albuquerque, N.M. following a 10-hour protest around the city, Sunday, March 30, 2014. Hundreds of protesters marched past riot police in Albuquerque on Sunday, days after a YouTube video emerged threatening retaliation for a recent deadly police shooting. The video, which bore the logo of the computer hacking collective Anonymous, warned of a cyberattack on city websites and called for the protest march. (AP Photo/Russell Contreras)

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