In March 2017, I received a tip from a friend in the intelligence community that the British Government Communications Headquarters, or GCHQ — the United Kingdom’s domestic and foreign spies — had been asked by the CIA to spy on candidate Donald Trump during the 2016 U.S presidential election campaign.
Read MoreIn March 2017, I received a tip from a friend in the intelligence community that the British Government Communications Headquarters, or GCHQ — the United Kingdom’s domestic and foreign spies — had