** Note host outcue ** The hotly-contested D-F-L primary for U-S Senate is generating some hefty campaign war chests. Three of the contenders vying to run against Republican Senator Rod Grams have raised a combined five-million dollars since the campaign began. Two of them - trial attorney Michael Ciresi and former state auditor Mark Dayton - are heavily financing their own campaigns with their personal wealth. But the D-F-L's endorsed candidate - state Senator Jerry Janezich of Chisholm - lags far behind in the money chase, and political observers say he'll have to start catching up to mount a credible campaign. Minnesota Public Radio's Laura McCallum reports...