Carl Bernstein, writing for CNN, explores the various landings Clinton could make when she finally puts her campaign to rest. One of the more damaging scenarios goes as follows:

Explosive, setting down after the enemy has been carpet-bombed (an “October surprise in May”), something the Obama campaign believes may be less and less likely to come from his Democratic opponent because of the dangers to the party and the Clintons’ reputation. Yet the Clinton campaign’s search for damaging information and its hope that such information exists continues, according to knowledgeable sources. Strategist Harold Ickes, her premier tactical counselor, warned on the eve of the North Carolina and Indiana that Obama could be vulnerable to an “October surprise” by the McCain campaign.

Read more about Bernstein’s scenarios and the likelihood that Clinton will seek the Vice President nomination.