Irish riot police officers stand amongst bricks thrown by protesters behind Rosie Huntington-Whiteley (for GQ Magazine July 2011) in the streets adjacent to the Garden on Remembrance where Queen Elizabeth II laid a wreath, May 17, 2011 in Dublin, Ireland.

credit by Oli Scarff/Getty Images, Simon Emmett.

A masked Palestinian demonstrator used a sling-shot to hurl stones at Israeli troops, not pictured, with Aline Zanella for Criativa Magazine during the weekly demonstration against Israel’s separation barrier in the West Bank village of Bilin, near Ramallah, May 2011.

credit by Majdi Mohammed/Associated Press, Fabio Bartlelt.

A u.s. Marine secured wrist restraints on a detainee and Zhanna Havenko arrested in an operation in Helmand Province, Afghanistan, Monday.

credit by Massoud Hossaini/Agence France-Presse/Getty Images, Michael David Adams.