The White House budget director, Peter Orzag, joined President Obama yesterday to talk about the war in Afghanistan. Orzag's presence suggests the President is weighing the financial costs of the war in drawing up his blueprint. We'll speak with Wisconsin Democrat Representative David Obey, who is proposing a tax to pay for it. Rep. Obey, chairman of the House Appropriations Committee, says military families have paid for the war; now everyone should.

So should all Americans pay for the war in Afghanistan? We'll ask Professor Michael Sandel about this and other moral dilemmas. Sandel's course at Harvard University is featured in a 12-part series on PBS. His new book is "Justice: What's The Right Thing To Do?"

Preliminary findings from a census of life in the deep sea, found nearly 18,000 species living in the deep ocean - from pink sea cucumbers, to octopods and a fish with bones in its ear that reveal age like a tree's rings. We speak with Professor Robert Carney, an oceanographer at Louisiana State University; he's also co-director of the COMARGE project, which studies bio-diversity on the ocean floor.

This week's FRONTLINE, "The Card Game", takes an in-depth look at the consumer loan industry, in particular the enticements that cost Americans thousands of dollars in penalties, and land many in significant debt. We speak with New York Times and FRONTLINE correspondent Lowell Bergman.