Actress and special envoy of the UN High Commissioner for Refugees (UNHCR), Angelina Jolie, waves as she arrives with British Foreign Secretary William Hague, at a global summit to end sexual violence in conflict, in London on June 10. The kidnapping of 200 Nigerian girls and several recent horrific murders of women is expected to raise pressure on the world community to take concrete action to punish those responsible for sexual violence at a global summit in London this week.  Reuters/Andrew Winning