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Syrian civil defence volunteers, known as the White Helmets, evacuate a victim from the rubble of a building following reported airstrikes on Aleppo's rebel-held district of al-Hamra on November 20, 2016. / AFP / THAER MOHAMMED        (Photo credit should read THAER MOHAMMED/AFP/Getty Images)
Syrian civil defence volunteers, known as the White Helmets, evacuate a victim from the rubble of a building following reported airstrikes on Aleppo's rebel-held district of al-Hamra on November 20, 2016. / AFP / THAER MOHAMMED        (Photo credit should read THAER MOHAMMED/AFP/Getty Images)

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    White Helmets: In Aleppo 'every day is worse'

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White Helmets: In Aleppo 'every day is worse'

Ammar al-Salmo, manager of the Syria Civil Defence rescue group, tells Christiane Amanpour they are no longer able to reach the wounded in eastern Aleppo.

White Helmets: In Aleppo 'every day is worse'

Ammar al-Salmo, manager of the Syria Civil Defence rescue group, tells Christiane Amanpour they are no longer able to reach the wounded in eastern Aleppo.