title: Trump says he is deeply disturbed by South Sudan, Congo violence
text: NEW YORK (Reuters) - U.S. President Donald Trump said on Wednesday the United States was deeply disturbed by, and closely monitoring, violence in South Sudan and Democratic Republic of Congo.  He told a lunch with African leaders on the sidelines of the United Nations General Assembly that he would send his U.N. Ambassador Nikki Haley to Africa to discuss conflict prevention.  