A year has come and gone, and Israel has worn down Hamas and Gaza and decimated the leadership and manpower of Hezbollah, achieving many of its stated objectives since the war began.

But one of the most – if not the most – pressing issue has yet to be solved. One hundred people kidnapped by Hamas and other militants in Gaza remain in captivity, over 450 days later. Each week, their families and supporters protest for their release, pleading for a deal that will see their loved ones come home and the fighting cease. But why hasn't this happened yet, and why do the negotiations keep falling apart?

Haaretz reporter Linda Dayan spoke to Daniel Shek, a former Israeli ambassador and the head of diplomacy for the Hostages and Missing Families Forum, about the negotiations, why the Israeli government won't end the war, the international community's failures and what the future might hold.