Nnaemeka Alozie, campaign manager for California congressional candidate David Steinman, poured milk on his face Tuesday after being pepper sprayed during the incident at Santa Monica College. Courtesy of David Steinman/AP hide caption

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Spraying the Declaration of Independence (John Trumbull's "Declaration of Independence"). jockohomo.tumblr.com hide caption

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In this image made from video, a police officer uses pepper spray as he walks down a line of Occupy demonstrators sitting on the ground at the University of California, Davis on Friday, Nov. 18, 2011. Thomas K. Fowler/AP hide caption

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