December 25, 2019 - PBS NewsHour full episode

Wednesday on the NewsHour, as the year concludes, we examine what it told us about the problem of climate change -- and how to address it. Plus: How foreign policy has evolved over the past decade, repairing Notre Dame Cathedral after a devastating fire, late night TV with Lilly Singh, a conversation with "The Other Americans" author Laila Lalami and military musicians sing "Carol of the Bells."