Israeli Prime Minister Benjamin Netanyahu has approved sending the director of the Mossad foreign intelligence agency to ceasefire negotiations in Qatar, his office said Saturday, in a sign of progress in talks on the war in Gaza. It was not immediately clear when David Barnea would travel to Qatar's capital, Doha, for the latest round of indirect talks between Israel and the Hamas militant group. His presence means high-level Israeli officials who would need to sign off on any agreement are now involved. Just one brief ceasefire has been achieved in 15 months of war, and that was in the earliest weeks of fighting. The talks mediated by the United States, Egypt and Qatar have repeatedly stalled since then. Netanyahu has insisted on destroying Hamas' ability to fight in Gaza. Hamas has insisted on a full Israeli troop withdrawal from the largely devastated territory. On Thursday, Gaza's Health Ministry said over 46,000 Palestinians have been killed in the war, the majority women and