Arianna Joins Katie Couric's Live Webcast To Discuss Obama's First 100 Days

05/30/2009 05:12 am ET | Updated May 25, 2011

Tonight Arianna joins Katie Couric's live webcast on, directly following President Obama's First 100 Days press conference. The Atlantic's Political Editor Marc Ambinder,'s Chief Political Correspondent Mike Allen, CBS News Senior Political Correspondent Jeff Greenfield, and CBS News Chief White House Correspondent Chip Reid will also appear on the webcast to add their thoughts on Obama's remarks.

Watch the discussion, broadcast live directly following Obama's speech, below: