Whistleblower: Chinese Spy Worked for Twitter; Senate Committee Passes Taiwan Policy Act China in Focus A Twitter*#Whistleblower*testifies before senators. He’s the company’s former head of security. China is one of Twitter’s largest revenue sources. We look at why*#ChineseCommunistParty*cadres use it for advertising, while normal citizens are forbidden from accessing it. U.S.-#Taiwan*relations are getting an upgrade. ...