The McCain campaign is highlighting Barack Obama’s sketchy relationships with the likes of the Rev. Jeremiah Wright and unrepentant domestic terrorist Bill Ayers. Others say the list is even longer when factoring in people like communist activist Frank Marshall Davis, who mentored Obama back in Hawaii. So who are these people? What are their backgrounds? How close were they to Obama? And why should any of this matter to voters? We ask Frank Gaffney, President of the Center for Security Policy here in Washington. His latest opinion piece focuses on these Obama connections.