Donald Trump tweeted on Sunday: ‘I hereby demand, and will do so officially tomorrow, that the Department of Justice look into whether or not the FBI/DOJ infiltrated or surveilled the Trump Campaign for Political Purposes’

Donald Trump said on Sunday he will ask the justice department to look into whether his 2016 presidential campaign was infiltrated or surveilled.

Trump tweeted: “I hereby demand, and will do so officially tomorrow, that the Department of Justice look into whether or not the FBI/DOJ infiltrated or surveilled the Trump Campaign for Political Purposes – and if any such demands or requests were made by people within the Obama Administration!”

Trump has been promoting a theory circulating in conservative circles about a possible FBI spy on the campaign.

His attorney Rudy Giuliani cast doubt on that this week, saying neither he nor the president knew for certain if there was a spy. Giuliani said they had been told about possible “infiltration” of the campaign.

“For a long time we’ve been told that there was some kind of infiltration,” he told CNN. “I don’t know for sure, nor does the president, if there really was one.”

The justice department declined to comment on Sunday. The White House did not immediately respond to a request for comment.

The justice department’s internal watchdog is in fact already examining Republican complaints of FBI misconduct in the early stages of the investigation into Russian…