Sign up for the Slatest to get the most insightful analysis, criticism, and advice out there, delivered to your inbox daily."> Sign up for the Slatest to get the most insightful analysis, criticism, and advice out there, delivered to your inbox daily. When Maine Democrats host a quasi-improvised convention of elected delegates at a combined conference center/minor league hockey arena to pick their party’s second nominee for U.S. Senate, it’ll be the race’s most normal thing that has happened to date. The outcome is a foregone conclusion: Troy Jackson, the preferred candidate of the left wing, is set to be...