UK officials now say Russia was behind last year's "Petya" cyberattack. But they think the virus was targetted just at Ukraine and was never supposed to spread as widely as it did.
For full interview [click here](https://cheddar.com/videos/uk-says-russia-behind-petya-cyberattack).
The Supreme Court is weighing Wednesday whether Facebook, Twitter and YouTube can be sued over a 2017 Islamic State group attack on a Turkish nightclub based on the argument the platforms assisted in fueling the growth of the terrorist organization.
