President Obama and Vice President Biden plan to join defecting Senator Arlen Specter at a press conference on Wednesday morning.
From the White House:
In the morning, the President, the Vice President, and Senator Arlen Specter will address the media in the Diplomatic Room. This event is pooled press. Immediately following the meeting, the President will depart the White House to travel to St. Louis, Missouri.
On Tuesday, President Obama called Specter to tell him, "You have my full support" and that we are "thrilled to have you," according to a White House aide.