U.N. humanitarian agency : East African nations facing flooding , mudslides . Warning comes after months of drought in region which has decimated greenery . Score: 6 Kenya , Somalia , Tanzania , Uganda , Djibouti , Eritrea , Ethiopia set to be affected .
U.N. humanitarian agency : East African nations facing flooding , mudslides . Warning comes after months of drought in region which has decimated greenery . Rainy season in Horn of Africa usually begins in mid-October , runs to end of year . Kenya , Somalia , Tanzania , Uganda , Djibouti , Eritrea , Ethiopia set to be affected .