A new state report to be released this morning says all the studies of Twin Cities transit options done so far do not make a convincing case for the expensive proposals before lawmakers this session. The report from the Legislative Auditor raises questions about the predictions of car congestion on Twin Cities roadways. Minnesota Public Radio's Dan Olson has more. The Legislative Auditor's report won't be public until it's released to lawmakers. State officials who've seen the document say the report finds that for all the analysis over the past 30 years, especially of light rail transit, crucial information has not been looked at. The report says there's no analysis of what taxpayers will get in the way of