Is this a green screen or do they hot seat to get the same window background?  Maybe it's the Deep Fake they have been warning us about!

At today's #COVIDSummit, world leaders are coming together and committing to vaccinating 70% of the by mid-2022. Bold and immediate action is needed to end the #COVID19 pandemic. "We have to vaccinate the world, save lives now, and build back better." - President Biden