Syrians evacuate a toddler from a destroyed building following a reported air strike on the rebel-held neighbourhood of al-Kalasa in the northern Syrian city of Aleppo, on April 28, 2016. The death toll from an upsurge of fighting in Syria’s second city Aleppo rose despite a plea by the UN envoy for the warring sides to respect a February ceasefire.
AMEER ALHALBI / AFP