Concerns are growing that Russia will not extend a United Nations-brokered deal that allows grain to flow from Ukraine to parts of the world struggling with hunger, with ships no longer heading to the war-torn country's Black Sea ports and food exports dwindling.Turkey and the UN negotiated the breakthrough accord last summer to ease a global food crisis, along with a separate agreement with Russia to facilitate shipments of its food and fertiliser.Moscow insists that it is still facing hurdles,

Concerns are growing that Russia will not extend a United Nations-brokered deal that allows grain to flow from Ukraine to parts of the world struggling with hunger, with ships no longer heading to the war-torn country's Black Sea ports and food exports dwindling.Turkey and the UN negotiated the breakthrough accord last summer to ease a global food crisis, along with a separate agreement with Russia to facilitate shipments of its food and fertiliser.Moscow insists that it is still facing hurdles, although data shows it has been exporting record amounts of wheat.