History: A photographer snaps a photo of a police officer about to strike, during protests at the Democratic National Convention in August, 1968. [1800x1300]

http://i.imgur.com/k21o2N8.jpg via /r/HistoryPorn http://www.reddit.com/r/HistoryPorn/comments/498dz4/a_photographer_snaps_a_photo_of_a_police_officer/