Sen. Charles Grassley is one of an estimated 30 senators and more than 100 House members who use Twitter.
Sen. Charles Grassley is one of an estimated 30 senators and more than 100 House members who use Twitter. (Cliff Owen / MCT)
Sen. Charles Grassley is one of an estimated 30 senators and more than 100 House members who use Twitter. (Cliff Owen / MCT)

Obama 'friends' the world with Facebook, Twitter diplomacy

July 31, 2009 03:29 PM

UPDATED August 01, 2009 05:59 PM

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