NewsNation

The provided news articles do not mention NewsNation. Therefore, it is impossible to provide a summary about NewsNation based on the given information. The articles discuss topics such as the search for Savannah Guthrie's mother, a supposed 'sonic weapon' used in a fictional abduction of Nicolas Maduro, and controversial dietary advice from the US agriculture secretary. Without any mention of NewsNation, its background, current newsworthiness, recent events, or relevance cannot be determined.