Kerrey has a substantial lead among voters registered as Independents or with a minor party, according to the new internal poll: 56 percent to 37 percent. He also has support from 17 percent of Republicans. Kerrey's campaign notes in a release that Joe Ricketts, whose super PAC support of Fischer helped her to a primary victory, just dumped another $220,000 into the race -- citing it as evidence that the race is close. They also note that the campaign just released a tough new TV ad hitting Fischer on a land dispute she had with neighbors. The Kerrey internal poll, conducted from Oct. 14-16, surveyed 600 likely voters. It has a margin of error of plus-or-minus 4 percentage points.