source: Radio Tamazuj
actor1: Unidentified Armed Group (South Sudan)
actor2: Civilians (International)
location: Yei
notes: On 25 April, ten South Sudanese humanitarian aid workers disappeared, when their convoy was driving from Yei to Tore in Central Equatoria. The staff worked for UNOCHA, UNICEF, South Sudanese Development Organization, ACROSS, Plan International and Action Africa Help. They were released unharmed on 30 April 2018. Neither the government nor a rebel group has claimed the responsibility for the disappearance.