October 12, 2008 6:48 am Presidential Candidates Take Fight to Battleground States With Wall Street recording its worst week ever and stocks tumbling worldwide on Friday, the economy continues to be front and center on the campaign trail. US & World Videos 2:26 Shark attacks swimmer in Del Mar, beaches closed 2:42 Jason Sudeikis asks Travis Kelce when he's going to ‘make an honest woman' out of Taylor Swift 1:37 Atlanta water main breaks, leaving many without water 1:32 Daisy Ridley says training for ‘Young Woman And The Sea' was a ‘feat' 2:37 Biden administration expected to announce border executive action