U.S. President Donald Trump’s Mideast envoy expressed optimism this week about brokering an agreement to halt the Israel-Hamas war and return more of the hostages captured in the attack that ignited it.

A representative of a left-wing faction fighting alongside the Islamist Hamas movement in Gaza has told Newsweek his group is open to a temporary ceasefire in their war with Israel and called for greater efforts to establish a unity government among different Palestinian parties.