Today on CNN 10, we get an update on the possible ban of TikTok in the United States and the options the app has to stay in the hands of millions of users there. We also get a look at the grand reopening of Paris's iconic Notre Dame Cathedral, before meeting the man with the largest butterfly collectioin in the worl. And we find out what color we'll be seeing every where in 2025. All this and more on CNN 10! 

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