 Thousands in Northern California being warned their power may go out over the next few days. Power companies saying windy conditions may force it to cut power to try to cut back on the risk of downed wires sparking wildfires. New questions over a new way to vape and whether it might get kids hooked. It's called Sensa, a nicotine-free e-cigarette. Tobacco maker R.J. Reynolds says it'll market the product to adults 21 and older, but the campaign for tobacco-free kids isn't buying it.