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.

This week in the Russia investigations: Facebook hits Washington with a P.R. blitz, the imbroglio sucks in more tech giants and the White House weighs how nicely — or rudely — to treat Robert Mueller.

Sandberg leans in to damage control mode

Facebook Chief Operating Officer Sheryl Sandberg is a billionaire titan of Big Tech who looks down on the world from the peak of empire — but she tried to sound as contrite as she could this week in Washington.

Shortly before Election Day last year, some helpful-looking posts began popping up on Twitter: No need to stand in line or even leave home, they said — just vote by text!

The messages, some of which appeared to come from Hillary Clinton's campaign, had versions in Spanish, with gay pride flags and other permutations. They were also 100 percent false.

Where did they come from?

This week in the Russia investigations: A progress report — sort of — from the Senate Intelligence Committee; Robert Mueller meets the author of the dossier; and Donald Trump Jr. may have a date on Capitol Hill.

Russian hackers stole top secret cybertools from a National Security Agency contractor in yet another embarrassing compromise for U.S. spy agencies, the Wall Street Journal reported Thursday.

The NSA contractor is believed to have taken highly sensitive official software home to a personal computer in 2015. His machine was running a Russian security program made by Kaspersky Labs, which can be exploited by Russia's intelligence agencies, the Journal reported.

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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