Egyptian President Abdel-Fattah El-Sisi delivers his speech during the opening session of the African international business forum COMESA in the Red Sea resort of Sharm El-Sheikh in the South Sinai governorate of Egypt, 20 February 2016 (handout picture courtesy of the Egyptian presidency)

Egyptian President Abdel-Fattah El-Sisi delivers his speech during the opening session of the African international business forum COMESA in the Red Sea resort of Sharm El-Sheikh in the South Sinai governorate of Egypt, 20 February 2016 (handout picture courtesy of the Egyptian presidency)

Egyptian President Abdel Fattah al-Sisi (R) meets with Equatorial Guinea's President Teodoro Obiang Nguema Mbasogo during the African international business forum "COMESA" in the Red Sea resort of Sharm el-Sheikh, in the South Sinai governorate, south of Cairo, Egypt, February 20, 2016 in this handout picture courtesy of the Egyptian Presidency

Egyptian President Abdel Fattah El-Sisi (R) during his meeting with Nigeria's President Muhammadu Buhari during the African international business forum "COMESA" in the Red Sea resort of Sharm el-Sheikh, in the South Sinai governorate, south of Cairo, Egypt, February 20, 2016 in this handout picture courtesy of the Egyptian Presidency

Egyptian President Abdel Fattah al-Sisi (R) meets with Nigeria's President Muhammadu Buhari during the African international business forum "COMESA" in the Red Sea resort of Sharm el-Sheikh, in the South Sinai governorate, south of Cairo, Egypt, February 20, 2016 in this handout picture courtesy of the Egyptian Presidency

Egyptian President Abdel-Fattah El-Sisi delivers his speech during the opening session of the African international business forum COMESA in the Red Sea resort of Sharm El-Sheikh in the South Sinai governorate of Egypt, 20 February 2016 (handout picture courtesy of the Egyptian presidency)

Egyptian President Abdel Fattah al-Sisi (R) during his meeting with Equatorial Guinea's President Teodoro Obiang Nguema Mbasogo during the African international business forum "COMESA" in the Red Sea resort of Sharm el-Sheikh, in the South Sinai governorate, south of Cairo, Egypt, February 20, 2016 in this handout picture courtesy of the Egyptian Presidency

Egyptian President Abdel Fattah al-Sisi (C) takes memorial photo with other heads of state and government and the participating delegations during the African international business forum "COMESA" in the Red Sea resort of Sharm el-Sheikh, in the South Sinai governorate, south of Cairo, Egypt, February 20, 2016 in this handout picture courtesy of the Egyptian Presidency

Egyptian President Abdel-Fattah El-Sisi delivers his speech during the opening session of the African international business forum COMESA in the Red Sea resort of Sharm El-Sheikh in the South Sinai governorate of Egypt, 20 February 2016 (handout picture courtesy of the Egyptian presidency)

Egyptian President Abdel Fattah al-Sisi (R) and Equatorial Guinea's President Teodoro Obiang Nguema Mbasogo (L) attend the opening session of the African international business forum "COMESA" in the Red Sea resort of Sharm el-Sheikh, in the South Sinai governorate, south of Cairo, Egypt, February 20, 2016 in this handout picture courtesy of the Egyptian Presidency

Egyptian President Abdel Fattah al-Sisi (R) and Gabon's President Ali Bongo Ondimba (L) attend the opening session of the African international business forum "COMESA" in the Red Sea resort of Sharm el-Sheikh, in the South Sinai governorate, south of Cairo, Egypt, February 20, 2016 in this handout picture courtesy of the Egyptian Presidency