An armored vehicle used by Boko Haram militants captured by the Nigerian military in Maiduguri, Borno state, late last month. The extremist group appears to be expanding its operations into neighboring countries in an effort to establish an independent Islamic state.
Migrants who survived a shipwreck are escorted as they arrive at the Lampedusa harbor on Wednesday. Some 300 others drowned in the latest such disaster triggered by people fleeing conflicts in North Africa.
Protective gloves dry out at a treatment center for Ebola patients in Lunsar, Sierra Leone, about 60 miles from the capital of Freetown. Although the Ebola epidemic is leveling off, new cases are still being reported.
Courtesy of Joel Selanikio
Ramatu Usman, shown here with one of her sons, is a 37-year-old mother of eight. She says she was separated from one of her sons, 6-year-old Yahaya Buba, following an attack. He is still missing.
People call for the Nigerian government to rescue girls taken from a secondary school in Chibok region, during a protest earlier this month. Boko Haram, the group that took the girls, says they have been "married off."
Zambia's then-opposition leader Michael Sata speaks to journalists during a news conference in Lusaka in 2006. Sata, who became president in 2011, died while being treated for an undisclosed illness in London.