Anatomy of an iconic photograph
May 22, 2012 | Source: Monroe Gallery of Photography
![A Chicago police officer throws a punch at a protester who broke a stick over another officer's head.](http://www.chicagotribune.com/media/photo/2012-05/70047361.jpg)
(Brian Cassella, Chicago Tribune / May 20, 2012 )
A Chicago police officer throws a punch at a protester who broke a stick over another officer's head.
Via The Chicago Tribune