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Topic: U.N. Secretary-General Ban Ki-moon

United Nations Secretary-General Ban Ki-moon addresses his staff on his last day at the U.N. headquarters, Friday, Dec. 30, 2016. (AP Photo/Mary Altaffer)

Ex-UN chief urges U.S. on health care

Charlie May
Palestinians walk through the rubble of their homes in October 2014 in Shuja'iyya, Gaza, after Israel's U.S.-backed bombing (AP/Adel Hana)

Gaza homes never rebuilt

Ben Norton
(Wikimedia)

Sustainable energy saves lives

Ben Norton