Updated 6:45 p.m. | The Monday morning death of Sen. Frank R. Lautenberg, D-N.J., who had already been planning to retire, shifted the race to replace him into overdrive — with an imminent appointment of an interim senator looming and the potential for a special election this November. Yet significant confusion remained over the state’s election law statute to replace him: Either a special election would be held sometime this year, possibly in November, or in November 2014, when Lautenberg’s seat was up anyway. Party strategists are anxiously awaiting a decision from GOP Gov. Chris Christie, whose office was considering its options within the law for whether to hold a special this year — and, if so, when — and whom to appoint as a placeholder. Immediate speculation about an appointment centered on former GOP Gov. Tom Kean, along with a handful of other potential picks. (more…)