Stephen questions U.S. presence in Iraq, interviews quantum physicist Brian Greene, settles the debate between science and religion and reports on holiday shopping. (0:40)
Stephen Colbert answers viewers' questions about the troops in Iraq, the Better Know a District map and the best way to clean the American flag. (3:24)
Stephen doesn't like reality TV -- anything that makes stars of ordinary people takes money out of the pockets of extraordinary people like him. (3:39)
The Iraq Study Group report stated that there is underreporting of violence in Iraq. Stephen wants to know, if we're underreporting it, why are we still reporting it so high? (3:12)