 and the release of all hostages. The first phase of a ceasefire would include an exchange of hostages and prisoners. Israel holds about 8,000 Palestinian security prisoners and detainees, more than 1,000 of them from Gaza, according to an Israeli human rights group. Israel would free a fraction of those. It has insisted on vetoing the release of 100 high-level prisoners and anyone else with more than 15 years left in their sentence.