Ahead of Tuesday's Senate Banking Committee hearing on MF Global, we present the April 20 installment of Capital Account with Lauren Lyster, featuring futures industry veteran guest, Mark Melin. Ms. Lyster pulls no punches in the opener: Has the case really gone cold? Or, are those who are in charge of the investigation, the "regulators" and the trustees, simply spraying teflon on every piece of sticky evidence that could lead to criminal prosecutions--and, ultimately--the recovery of stolen customer money? We wish that MF Global were just a one-off affair--a bad apple, if you will. Unfortunately, it seems more likely to...