A man throws a tear gas canister coming back from the al-Azhar University in Cairo. Police shot the canisters to suppress supporters of Egypt's Islamist President Mohammed Morsi.
The fifth brightest galaxy in the sky Centaurus A, is shown in this handout photo provided by NASA.
Centaurus A is an active galaxy about 12 million light years from Earth.
A soldier and a paramilitary officer help to move part of a damaged car at the scene of a car bomb attack in Nyanya, Abuja.
Civilians find cover from the rain under a Ukrainian armored personnel carrier at a checkpoint near Slaviansk.