Cruz case rigged, not bungled: Kunkle — May 28, 1999Despite defense efforts to portray 1983 DuPage County as a kind of Mayberry R.F.D., lawmen investigating a brutal slaying back then were not a bunch of bumbling Barney Fifes, a prosecutor argued Friday.Special State's Attorney William J. Kunkle Jr. brushed aside contentions that five defendants accused of conspiring to frame a man for murder are guilty only of …