Amy Held in Podcasts

Tonight's could be visible as far south as Alabama, forecasters say, all the way to Northern California. On a five-point scale, they put this geomagnetic storm at four. That's severe, but less intense than last year's that lit up skies the world over and disrupted some power and communication systems. This time, forecasters say, GPS and voltage control problems are possible. Amy Held, NPR News.

Live from NPR News in Washington, I'm Nora Rahm. National Guard troops are mobilizing in Los Angeles against the wishes of local and state officials. They began arriving this morning after President Trump deployed 2,000 in response to protests against immigration and customs enforcement that turned violent. NPR's Amy Held reports more protests are expected today.