next time you click your mouse on google or yahoo! you'll have a new reason to wonder if someone is watching you. "the washington post" says the national security agency, the nsa, has secretly tapped into those company's servers overseas. though the nsa denies the report, it's the latest reason for americans to question their privacy and the broad reach of our intelligence community. we'll get more from cnn's chief national security correspondent jim sciutto. >> reporter: explained in this simple hand sketched drawing, complete with a smiley face, maybe a newly disclosed way the nsa is monitoring the internet. "the washington post" citing documents stolen and released by edward snowden reports the intelligence agency has tapped into the communications link such as undersea cables connecting yahoo! and google data centers around the world and because those links are overseas, they can do so without any oversight from the u.s.