Washington Week | Female swing-voters,two senators star in “Rival Survival” & Mark Sanford | PBS

On the Webcast Extra, shifting priorities among swing-voting women aheade of the midterm elections.Plus, what are the Obama administration’s concerns ahead of the November elections? And what happens when two senators — one Republican and one Democrat — find themselves stranded on an island? A reality show, “Rival Survival.“ Plus Mark Sanford splits with his soul mate.