Plus, the FBI is investigating bomb threats targeting several Connecticut Democrats following a week of swatting aimed at President-elect Trump's planned adminisration.

Analysts say significant gaps remain, including over the presence of Israeli troops in Gaza and Hamas’s future role.

Following a deal to end more than a year of fighting between Israel and Lebanon's Hezbollah, attention has swung back to the battered Gaza Strip, but any hopes of a rapid end to the war there look likely to be dashed.