Photos of the day - March 23, 2017

A huge cloud of smoke and fire billows from a Ukrainian armed forces ammunition depot near Balakliia, Ukraine; polar bear cub Quintana explores her enclosure at the Hellabrunn Zoo in Munich; and people light candles at a vigil in Trafalgar Square for the victims of Wednesday’s attack in London. These are some of the photos of the day. (AP/EPA/Getty/Reuters/Zuma)

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