Peter Clottey Representatives of South Sudanrsquo;s warring factions will begin their first face-to-face talks on Tuesday following an agreement on the agenda and format of the peace negotiations, according to Dina Mufti, Ethiopiarsquo;s foreign ministry spokesman. Mufti says a ceasefire will be on the agenda on Tuesday as well as several other issues. ldquo;Definitely, a ceasefire will be on top of the...