On Monday, the Democratic nominee for Illinois lieutenant governor, Scott Lee Cohen, formally withdrew from the race just two weeks after winning the primary amid revelations of a long history of domestic abuse. But Illinois Democrats aren't the only ones in need of better system of background checks. Here's a quick look at some of the worst vetting oversights in recent political history. If only all political surprises worked out as well as they do in Capra films. Did our own hasty search committee leave anyone out? Let us know in the comments.