Senate investigators looking at Jill Stein's 2016 campaign02:43
NBC News’ Ken Dilanian discusses why Senate investigators are looking into 2016 Green Party candidate Jill Stein and possible ties to Russian interference in the election.
What prompted Mueller team's rare rebuttal?11:53
Giuliani: Trump Tower Moscow negotiations were 'active' during 2016 election03:55
Presidential historian Doris Kearns Goodwin on reports apparently questioning Trump’s loyalty to U.S.05:55
Christopher Dickey: Trump is dismantling alliances instrumental in winning the Cold War08:19
Trump claims ‘no president since Lincoln’ has been treated worse by media13:10
Sarah Kendzior: Trump's relationship with Russia goes back 30 years as do his political ambitions13:32