The annual White House Correspondents Dinner offers an opportunity for comedy's best and brightest to roast our nation's most powerful politicians with their targets in the room -- and gives those same political leaders a chance to demonstrate their own sense of humor. On Saturday (April 27), Conan O'Brien got most of the laughs as the 2013 dinner's emcee, but President Obama got in a few solid qu
1:10 p.m. (EST): A third letter, this one sent to Senator Joe Manchin (D.-W.V.), has been found to contain ricin.
12:45 p.m. (EST): FBI spokesman Paul Bresson has confirmed that the substance found in the letter to the president was ricin.
The Secret Service says that a letter containing a suspicious substance and addressed to President Obama was received on Tuesday at a White House mail facility.