- A Top US Immigration Official's Threat To Fire Workers Who Leak Info Was Meant To Intimidate Whistleblowers, Union Says: “USCIS’ messages to employees in the form of illegal gags and threats seek to, and likely will impede, the exercise of their whistleblower rights,” a union letter stated. https://www.buzzfeednews.com/article/hamedaleaziz/us-immigration-union-letter-leaks-threat 4 comments politics