Barack Obama narrowly leads John McCain in five of eight crucial battleground states one week before the U.S. presidential election, with McCain ahead in two states and Florida dead even, according to a series of Reuters/Zogby polls released on Monday.

Obama held a steady 5-point national lead over McCain among likely U.S. voters in a separate Reuters/C-SPAN/Zogby tracking poll, the same advantage he held on Sunday. The national telephone poll has a margin of error of 2.9 percentage points.

Sign up to our free newsletters

Get the best updates straight to your inbox:
Please select at least one mailing list.

You can unsubscribe at any time by clicking the link in the footer of our emails. We use Mailchimp as our marketing platform. By subscribing, you acknowledge that your information will be transferred to Mailchimp for processing.