Inside Washington April 22, 2012

This week on Inside Washington: Presidential politics: Romney vs. Obama, which of them is perceived as the nicer guy? Which of them is perceived as having a better handle on fixing the economy? What are the unknowns that could skew the election?

A week of scandals involving the Secret Service in Colombia, the GSA in Las Vegas and American troops in Afghanistan.

Discovery’s final flight and the future of space exploration. And an interview with Politico’s Pulitzer Prize-winning cartoonist Matt Wuerker.