The main drama of the DFL convention comes tomorrow, when delegates will endorse a candidate for governor. State Auditor Judi Dutcher, and state Senators Becky Lourey and Roger Moe have all agreed to abide by tomorrow's endorsement, and won't challenge the endorsed candidate in a primary. Minnesota Public Radio's Laura McCallum has been following the candidates around today, as they tried to persuade uncommitted delegates. Dutcher, Lourey and Moe spent most of the day working the crowd. Moe appears to be the front-runner, according to early delegate counts, but many delegates are still undecided. Moe started the day by naming one of his Senate colleagues as his running mate. 36-year-old Julie Sabo is a first-term Senator, an elementary school teacher and the daughter of Fifth District Congressman Martin Sabo. Moe says he's optimistic - but not overconfident - that he'll get the endorsement...