Members of the Hamas security forces ride in a pickup truck as they patrol the border area between Gaza and Egypt, in the southern Gaza Strip on May 20. Egyptian police angered by the kidnapping of seven colleagues by Islamist gunmen kept a crossing into the Gaza Strip closed again for four day
A police patrol car is seen parked outside the Curtis Green building, which is to become the new Metropolitan Police headquarters, in central London on May 20.
The building will be renamed Scotland Yard when it becomes the Metropolitan Police's new headquarters in 2015.
Members of the Libyan Army's "Thunderbolt" special forces are deployed in the streets of Benghazi to secure the city after a series of explosions by unknown assailants in recent weeks. Reuters/Esam Al-Fetori
French President Francois Hollande's companion Valerie Trierweiler (C), and Malian first lady Mintou Doucoure Traore (L) visit a charity run by non-governmental organization SOS Enfants in Sanakoroba, Mali. Reuters/Emilie Regnier
Vehicles are seen amongst storm debris, which is what is left of a mobile home park destroyed by a tornado, west of Shawnee, Oklahoma on May 19. A tornado half a mile wide struck near Oklahoma City on Sunday, part of a massive storm front that hammered the central US. News reports said at least