Getachew Reda: Have Tigray's rebels surrendered?

One of the most costly conflicts of the 21st century may be over. Representatives of the Ethiopian government and Tigrayan rebels signed a peace agreement earlier this month. After two years of war, and perhaps half a million civilian deaths, Tigrayan forces are to give up their weapons; the Ethiopian army will take control of Tigray; and aid should begin to reach millions of desperate people. Stephen Sackur speaks to Getachew Reda, who signed the deal on behalf of the Tigray People’s Liberation Front. Was this in effect the TPLF’s surrender?