May 7, 2010 7:20 am Betty White Fever Hits SNL Instead of slowing down, the woman who made Sue Ann Nivens a sitcom star on Mary Tyler Moore has, two decades later, become the oldest host in the history of Saturday Night Live. Local 2:38 Security guard slashed by Hell's Kitchen shoplifter 2:32 Police shoot knife-wielding man in East Harlem 2:16 Person unaccounted for after fire destroys NJ building 2:21 Tennis coaches ousted in bidding war over Brooklyn courts 3:47 Tent encampment back on Columbia campus during alumni weekend