https://www.bbc.com/news/world-us-canada-38025057
Mr Flynn earlier this year requested immunity from the congressional committees investigating alleged Russian meddling in the 2016 election, in exchange for his testimony.
"As
a former military officer, you simply cannot take money from Russia,
Turkey or anybody else," said Republican Congressman Jason Chaffetz.
"And it appears as if he did take that money. It was inappropriate, and there are repercussions for a violation of law."