TOPSHOT - A Syrian man walks past destroyed buildings on May 2, 2016, in Aleppo's Bab al-Hadid neighbourhood which was targeted recently by regime air strikes. Aleppo residents ventured out onto the streets, taking advantage of a lull in violence in the northern Syrian city as the United States pushed to salvage a ceasefire. / AFP / KARAM AL-MASRI (Photo credit should read KARAM AL-MASRI/AFP/Getty Images)