Nearly four years ago, the Libya attacks became immediate political fodder, given their timing in the weeks before President Barack Obama's re-election, and that has not abated despite seven previous congressional investigations. There has been finger-pointing on both sides over security at the U.S. diplomatic outpost in Benghazi and whether Clinton and the White House initially tried to portray the assault as a protest over an offensive, anti-Muslim video, instead of a calculated terrorist attack.