The ColumbianLarge California fire expected to rage into holiday weekendSFGateFRESNO, Calif. (AP) — Authorities say California's largest wildfire of the year is expected to rage through the Labor Day weekend and spew smoke in the Sierra Nevada. Denise Alonzo of the U.S. Forest Service urged holiday campers to head to the ...Holiday campers warned of smoke from California wildfireNapa Valley Registerall 30 news articles »