NBCUniversal Inc. December 2, 2019 2:48 pm Olympic Stadium Construction Completed in Tokyo National Stadium in Tokyo has been completed after three years of construction. The venue will be home to the opening and closing ceremonies for the 2020 Olympics. US & World Videos 1:40 Democrats say Big Oil misled public for decades about climate change 4:14 What to expect: Previewing the 2024 Met Gala 3:37 Learning about the Art Resource Collaborative for Kids 3:25 Mother's Day gift ideas with William James Gifts 1:35 Understanding the Biden administration's plans to reclassify marijuana