( May 15, 2013) -- The Justice Department’s antitrust division is seeking lengthy prison sentences for three former UBS municipal bond traders convicted in September 2012 of defrauding local and state governments by rigging bids to boost their profits on the deals. For an in depth analysis of the underlying trial, please see the related stories in FTC:WATCH Issues 815, 816, 817, 818, 819, 820, 821, 822, 823, 824....