Northern Lights visible in the Bay Area just north of Napa

It was a "total light show" in the North Bay on Thursday evening. A KTVU photographer captured an astronomical phenomenon known as a geomagnetic storm. The intense aurora produced by the storm is more commonly referred to as the Northern Lights.

2 cars exchange gunfire in American Canyon

American Canyon police are asking the public for information after gunfire was reportedly exchanged between two cars Monday night, according to witnesses.

Napa's Vida Valiente Winery helps first generation students at Stanford

Vida Valiente, which just opened a tasting salon in downtown Napa, is donating $100 of each bottle of its flagship Cabernet Sauvignon toward funding the Vida Valiente Foundation. The foundation, which partners with Stanford University, fully funds the tuition for 25-35 first generation, low-income students, for all four years. Co-Founder Susana Cueva Drumwright sat down with KTVU's Betty Yu.