Brian Lehrer breaks down the Obama State of the Union speech with Katrina vanden Heuvel, editor and publisher of The Nation; CNN's Ruben Navarette; GOP Congressman Trey Radel of Florida; Ron Kirk, US Trade Representative and Obama Cabinet official; plus your calls.

The talks between the U.S. and China this week include climate change, clean energy, nuclear nonproliferation, and humanitarian crises. And the overwhelming challenge: economics and trade. Ron Kirk, President Obama's U.S. trade representative, discusses the Beijing-Washington trade talks.