Rep. Devin Nunes’ announcement this month that the intelligence community incidentally collected information on Donald Trump’s transition team has prompted no shortage of speculation about the congressman’s sources.

On Thursday, the New York Times reported Nunes got his information from two White House officials: “[E]zra Cohen-Watnick, the senior director for intelligence at the National Security Council, and Michael Ellis, a lawyer who works on national security issues at the White House Counsel’s Office.”