U.S. Ambassador to the U.N. Samatha Power
Director of National Intelligence James Clapper
Deputy Chief of Mission to Italy and Republic of San Marino
U.S. Ambassador to Italy and the Republic of San Marino, John R. Phillips
CIA director John Brennan
U.S. Treasury Office of Intelligence and Analysis Patrick Conlon
Secretary of the Treasury Jack Lew
Acting Deputy Assistant Treasury Secretary Mike Neufeld
Deputy Secretary of the Treasury Sarah Raskin
Under Secretary Treasury Nathan Sheets
Acting Under Secretary Treasury Adam Szubin
U.S. Representative to the NATO Military Committee Vice Admiral John Christenson
FBI Director James Comey
U.S. NATO Office of the Defense Advisor Policy Advisor for Russia Lt. Col. Paul Geehreng
U.S. NATO Defense Advisor James Hursh
U.S. Permanent Representative to NATO Ambassador Douglas Lute
U.S. NATO Political Office Scott Parrish
Deputy Secretary of Energy Elizabeth Sherwood-Randall
U.S. Ambassador to Russia John Tefft
U.S. Ambassador to Turkey John Bass
White House Chief of Staff Denis McDonough
Deputy Director of National Intelligence for Intelligence Integration Michael Dempsey
Vice President Joe Biden