Special counsel Robert Mueller is reportedly questioning witnesses about whether Flynn's company, Flynn Intel Group, received secret payments from the Turkish government late in 2016.
They are said to have questioned witnesses about his dealings with Turkish-American lobbyist Ekim Alptekin, who paid his consulting firm Flynn Intel Group $530,000 during the United States election a year ago.
The request, which was reported in the New York Times, is the first direct request from Mr Mueller's team for White House material.
Taking money from Turkey or any foreign government is not illegal. His potential failure to register as a foreign agent could also carry a felony charge.
Sikkim standoff:China warns Indian troops of 'annihilation'
Bhutan, like any free country, wants to wield control over its own affairs free of the influence of either Delhi or Beijing . She underlined that China had been contributing to India's economic growth and had huge stakes in the country.
Flynn resigned after less than one month in office for failing to fully disclose the details of his December communications with the Russian ambassador in Washington to White House officials.
Mr. Flynn is at the centre of suspicions about a possible involvement of Russian.
The newspaper noted that it is the first known instance of the special counsel, which is probing ties between the Trump campaign and Russian Federation, requesting documents from the White House.
The lobbyist's spokeswoman Molly Toomey insisted they were refunds for unfulfilled work, telling the New York Times: "They were legal, ethical and above board".
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He made five straight pars and birdied No. 14 but he played the final three holes at plus-1 with two bogeys and a birdie on 17.
The President has threatened Mueller in an attempt at keeping the probe confined to the election.
Special counsel Robert Mueller's investigation into Russia's interference in the U.S. presidential election and the Trump campaign appears to be making headway as he sends a request to the White House for documents on former security adviser Michael Flynn.
He will investigate whether the former Apprentice star tried to obstruct the course of justice by pushing for an end into the inquiry into his former national security adviser.
Afghan police killed, North Atlantic Treaty Organisation soldier wounded in 'insider attack'
Both were assigned to 2nd Battalion, 504th Infantry Regiment, 1st Brigade Combat Team, 82nd Airborne Division, Fort Bragg, N.C. They died outside of Kandahar city and mark the eighth and ninth Americans killed by hostile fire in Afghanistan this year.
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