Sudanese boys from Dinka tribe gather around a fire in the early morning at their cattle camp in Mingkaman, Lakes State, South Sudan on March 4, 2018. During South Sudan's dry season between December and May, pastoralists from the highlands move to the lowlands and close to the Nile, where they set up big cattle camps to make sure their animals are close to grazing land. / AFP PHOTO / Stefanie GLINSKI