On the eve of the final 2008 presidential debate, the Democratic ticket of Barack Obama and Joe Biden holds an eight-point lead among 1,446 registered voters and a nine-point lead among 1,030 likely voters, according to a new Los Angeles Times/Bloomberg News poll. Still no majority for anyone though. It's 49-41 over John McCain-Sarah Palin among registered voters and 50-41 among likely voters.9 p.m. ET / 6 p.m. PT. Wednesday. Many channels.