Reports suggest members of Trump's campaign had repeated contact with Russian officials ahead of the election.
Trump's plans may violate international law and spark an intelligence rift.
The Treasury Department said U.S. companies could make limited transactions with the FSB.
There should be no cloud over the legitimacy of the president who makes such a pick.
The intelligence agency will send cryptography and cybersecurity puzzles to schoolgirls.
If the Democrats refuse to play ball, the numbers become stark for the Republicans.
They said morale at the CIA and other agencies was already sagging because of disputes with Trump over whether Russian President Vladimir Putin ordered interference in the U.S. election.
An uncorroborated report circulated by U.S. intelligence alleges Russian security agents watched Trump engaging in "perverted sexual acts."
Not every tweet is policy. 140 characters saying "big tax" aren't a big tax
Was Trump's response response to the briefing on Russia's election hacking appropriate?
Senate Armed Services Committee, chaired by John McCain, hears testimony on Russian election-related hacking.
Former NSA contractor's lawyer calls allegations 'petulant nonsense.'
U.S. security services suspect President Vladimir Putin's direct involvement, it has been reported.
Alums of the spy agency—none of them fans of Donald Trump—decried selective leaks and a "rush to judgment" that Moscow engineered Trump's election.
The number of intel briefs he receives, according to U.S. officials familiar with the matter, is far fewer than most of his recent predecessors.
An automated algorithm that detects nudity, violence, or other inappropriate material is being tested on Facebook Live.
Kiev's military intelligence claims Russian strategic missile forces are carrying out drills.
Polish military police suspects Lieutenant Piotr Capala may have offered to spy on Poland.