Eric Holder's resignation, just 40 days before the midterm elections, shows how jittery Obama is about losing control of the Senate this November. While Holder likely is getting out of Dodge before federal judges weigh in and order the release of documents showing he covered up the Fast and Furious and IRS email scandals, the timing of his resignation suggests that Obama wants to be sure that he has time for a Democratic lame duck Senate to confirm a replacement. With so much dirty laundry stacked up in the closets of the Justice Department, Obama didn't dare let in an...