Facebook officials spent hours Wednesday briefing House and Senate staffers digging into Russia's meddling in the US election, but left investigators more frustrated than before -- demanding more answers but unsure yet of how to get them.
원문출처 : http://www.cnn.com/2017/09/07/politics/facebook-congressional-investigation-russia/index.html
원문출처 : http://www.cnn.com/2017/09/07/politics/facebook-congressional-investigation-russia/index.html