Congress Dragging Its Feet on Immigration Reform

Now that the August recess is over, Republican leaders promise that September's focus will be on national security. What about immigration reform? Is the party in power too divided to accomplish a presidential priority?  Will the lack of action help the GOP or the Democrats more in November’s elections?  Also, President Bush displays a new rhetoric on fighting terrorism, and do the Republicans need black voters to hold the White House and Congress?  We'll hear some surprising answers.