October 7, 2008 7:30 am Economy to Dominate Presidential Debate Tonight, John McCain and Barack Obama hold their second of three debates, this one in Nashville, Tennessee. The economy is bound to be a hot topic. US & World Videos 8:39 Gina Rodriguez gushes 0ver motherhood with son Charlie 2:22 Scarlett Johansson and Colin Jost have date night at White House Correspondents' dinner 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger 2:30 ‘Baby Reindeer': Inside Richard Gadd's Netflix phenomenon