are totally rejected. the un's world food programme is struggling to deliver supplies to northern ethiopia and says its stocks are running out. wfp and our humanitarian partners need all parties to the conflict to agree to open up humanitarian corridors, so that we can have supplies flowing in through all routes into the tigray region, and then we will be able to access the communities at scale. but ethiopia's warring sides seem unlikely to come to the negotiating table, and it's children like these that continue to pay the price. catherine byaruhanga, bbc news. stay with us on bbc news, still to come: the us film director known for the last picture show and paper moon has died aged 82.