By James Mackenzie, Nidal al-Mughrabi and Samia Nakhoul JERUSALEM/CAIRO (Reuters) – Lebanon’s Hezbollah militant group said on Friday it was moving to a new and escalating phase in its war against Israel while Iran said “the spirit of resistance will be strengthened” after the killing of Hamas leader Yahya Sinwar. Sinwar, a mastermind of the Oct. 7, 2023, attack that triggered the Gaza war, was killed during an operation by Israeli soldiers in the Palestinian […]