I would wait until we have confirmation from the candidate. Sorry, I don’t trust the Seattle Times.
This is only a “call,” a “projection.” It doesn’t mean a damned thing.
But, I’m going to assume the locals know the precincts and voting trends for them pretty well. How likely is it, really, that King County will suddenly come up with a majority of Rossi votes? About as much as the Upper West Side of Manhattan was going to go for Paladino.