Rob Marciano has details on the 20+ vehicle pileup along I-271 in Ohio and tracks the cold blast that’s bringing whiteout conditions to parts of the Northeast; Matt Gutman reports on the 12 additional hostages released by Hamas and the 30 imprisoned Palestinians released by Israel in return; Pierre Thomas has the latest on the cyberattack targeting a municipal water system in Pennsylvania and the hackers with ties to Iran who claimed responsibility; Steve Osunsami reports on the memorial for former first lady Rosalynn Carter, and the touching moment her husband of 77 years, former Pres. Jimmy Carter arrived; and more on tonight’s broadcast of World News Tonight with David Muir. 00:00 Intro 01:58 Whiteout conditions trigger highway pileup as wintry blast slams millions from Ohio to New York 05:17 12 more hostages freed in day 5 of Israel-Hamas war cease-fire 09:28 Hackers with ties to Iran claim responsibility for cyberattack on Pennsylvania water system 11:10 Video released of Ohio b...