South Sudan opposition troops prepare for joint integrated unit South Sudan's SPLA-IO deputy chief of staff visits the cantonment site where opposition forces are accommodated in Juba. The soldiers will form part of the joint integrated unit to manage security in Juba ahead of the arrival of South Sudan’s vice president Riek Machar, appointed after a peace agreement ending over two years of conflict. But despite the deal, opposition forces accuse government troops of attacking their bases in Western Equatoria, Western Bahr El Ghazal and some parts of Upper Nile State. IMAGES AND SOUNDBITES.