thank you.

captioning sponsored by macneil/lehrer productions >> woodruff: welcome to the pbs newshour's special coverage of the third and final debate between president barack obama and former governor mitt romney of massachusetts. good evening. i'm judy woodruff. >> ifill: and i'm gwen ifill. tonight, foreign policy takes center stage. bob schieffer of cbs news is the moderator. the debate is being held at the johnson wold performing arts