The Conversation: What Will a Republican Victory Mean in Massachusetts?

ABC's Diane Sawyer chats with reporters about the hotly-contested race.

Jan. 19, 2010— -- Today's Massachusetts Senate election is being closely watched by the entire nation. If Scott Brown, the Republican candidate beats Martha Coakley, the Democrat in today's election, the reverberations will be felt all over the political landscape nationwide.

Today ABC's Diane Sawyer talks to John Berman in Massachusetts and also to ABC's political dream team of David Chalian and Rick Klein in Washington. What do both candidates face today? What would it mean if the Democrats lost what used to be Ted Kennedy's seat in the Senate? Who does our team think will win? All this and more in today's Conversation.