California fireworks warehouse catches fire and explodes

Content Overview - NBC News provides news coverage across various platforms [1] - NBC News encourages viewers to subscribe to their channel and watch more videos [1] - NBC News delivers breaking news, live video coverage, and original journalism [1] Digital Presence - NBC News has a strong digital presence through its website, apps, and social media [1] - NBC News offers breaking news alerts via signup [1] - NBC News can be found on Facebook, Twitter, and Instagram [1] Topics Covered - The content mentions "California," "fireworks," and "explosion" as potential topics covered [1]