Israel-Hamas War 9 hours ago Hamas leader behind the Oct. 7 attack killed by Israel Yahya Sinwar, Israel’s most wanted terrorist, was killed during a military operation in the Gaza strip. Conan Nolan reports for the NBC4 News at 5 p.m. on Oct. 17, 2024. US & World Videos 3:05 Hamas leader behind Oct. 7 attacks killed: IDF 2:28 Vigil held for Santa Monica College shooting victim 2:06 Food Access LA markets on the verge of closing 2:25 Phillips 66 confirmed to close Los Angeles oil refinery next year 2:35 Friends honor legacy of sorority sisters after fatal PCH crash