ABC World News Tonight with David Muir S2024E341 - Episode 341

Steve Osunsami reports on the tributes across America and the world for Fmr. President Jimmy Carter, as flags are lowered to half-staff in his honor; Britt Clennett has the latest from South Korea as the NTSB joins the investigation into the cause of the devastating Jeju Air jet crash that killed 179 people; Aaron Katersky reports as police in New York City are on high alert heading into New Year's Eve, with the NYPD Commissioner promising a "tremendous" law enforcement presence; Elizabeth Schulze has details on the major security breach by China targeting the U.S. Treasury Department; and more on tonight's broadcast of World News Tonight.