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By CNN’s Wolf Blitzer
(CNN) - There are many advantages an incumbent president has in seeking re-election. The power and perks of the White House are significant.
But those advantages certainly don’t guarantee a second term. There have been many one-term presidents.
The organization Jerry Sandusky founded for at risk kids is investigating itself. Mary Snow has more.
CNN's Lisa Sylvester reports Newt Gingrich accepted hundreds of thousands of dollars from a troubled mortgage giant.
Brian Todd reports on a mysterious Russian scientist who is believed to have helped Iran advance its nuclear program.
Video reportedly shows the initial moments of an attack against Venezuelan candidate Maria Corina Machado.
Former Pennsylvania Sen. Rick Santorum, A Penn State graduate, expresses disbelief and disgust about the sex abuse scandal.
On politics, the Republican presidential candidate says he's focused 'like a laser beam' on Iowa and New Hampshire.