A judge says Anthony Levandowski carried out the "biggest trade secret crime I have ever seen".
Microsoft confirmed it wants to acquire TikTok after President Trump threatened to ban the app.
The tech giant confirmed on Sunday that it discussed purchasing the China-based app with President Trump.
US General Manager Vanessa Pappas defends the Chinese-owned app as President Trump threatens to ban it.
A UK man and two people in Florida have been charged over the hijacking of US Twitter accounts.