People mourn inside School Number One during a ceremony commemorating the victims of the 2004 hostage crisis in the southern Russian town of Beslan.
A fisherman collects dead "popocha" fish at the lagoon of Cajititlan in Tlajomulco de Zuniga, Jalisco State, Mexico. At least 48 tons of fish have turned up dead in the lagoon in western part of the country and authorities are investigating whether a wastewater treatment plant is to blame.
Anti-government protesters beat a riot policeman after clashes during the Revolution March in Islamabad, Pakistan.
A Sri Lankan family is silhouetted against a street lamp as they walk in the Galle Face Green sea promenade at dusk in Colombo.