Philip Ewing

Philip Ewing is NPR's national security editor. He helps direct coverage of the military, the intelligence community, counterterrorism, veterans and other topics for the radio and online. Ewing joined the network in 2015 from Politico, where he was a Pentagon correspondent and defense editor. Previously he served as managing editor of Military.com and before that he covered the U.S. Navy for the Military Times newspapers.

Updated 5:35 a.m. ET Friday:

President Trump ordered White House counsel Don McGahn to fire Justice Department special counsel Robert Mueller last summer — but McGahn refused and threatened to quit himself if the president went ahead, according to an explosive report in The New York Times.

Trump, in brief remarks as he entered the conference hall at the World Economic Forum in Davos, Switzerland, dismissed the story in what has become his characteristic fashion.

Updated at 12:04 p.m. ET

Attorneys for President Trump are emphasizing how much they've cooperated with investigators as negotiations continue over how and when he might talk with Justice Department special counsel Robert Mueller.

Lawyers for the president on Thursday released a list that they said detailed the information and access the White House and Trump campaign have given to Mueller's Russia probe and congressional inquiries.

If 2016 was the bravura opener and 2017 the tension-building second act, 2018 could deliver an action-packed conclusion to the Russia imbroglio.

Or this story might still be getting started.

Even without knowing every surprise the saga might bring in the new year, there are already enough waypoints on the calendar to confirm that 2018 will ratchet up the volume yet again.

Here are four big storylines to watch.

Updated 11:34 a.m. ET

This week in the Russia investigations: Flynn makes a deal ... What other dominoes could fall? ... Donald Trump Jr. has another date on Capitol Hill.

The missing middle act

Updated at 2:57 p.m. ET

The question remains "open" as to whether any Americans colluded with the Russian influencemongers who interfered with the 2016 presidential election, the chairman of the Senate Intelligence Committee said Wednesday.

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