1600 Pennsylvania Avenue (TV program) Wolffe, and Pat Buchanan had appeared on a frequent basis. "Race for the White House" and "1600 Pennsylvania Avenue" aired nightly at 6 PM Eastern on MSNBC. The show began airing on March 17, 2008, as Race for the White House with a focus on the 2008 Presidential election campaign. "Race for the White House" was simulcast on Air America Radio (whose regular 6 PM host, Rachel Maddow, is a panelist on the show). During Democrats and Republican Convention weeks, Gregory hosted convention coverage broadcasting from Denver (DNC, week of August 27) and Saint Paul (RNC, week of September 1).
White House the Oklahoma City bombing of April 19, 1995, the United States Secret Service closed off Pennsylvania Avenue to vehicular traffic in front of the White House from the eastern edge of Lafayette Park to 17th Street. Later, the closure was extended an additional block to the east to 15th Street, and East Executive Avenue, a small street between the White House and the Treasury Building. After September 11, 2001, this was made permanent in addition to closing E Street between the South Portico of the White House and the Ellipse. In response to the Boston Marathon bombing, the road was