Gretel

Based on the provided news snippets, there is no information available about an individual named Gretel. The first article discusses recent design and website updates by ProPublica, focusing on changes to their logo, typography, and online presentation. The second article reports on Donald Trump's statements regarding potential US pressure on Cuba, specifically in the context of a nationwide electricity crisis on the island. Neither of these articles mentions or refers to anyone named Gretel, making it impossible to provide a summary of their background, newsworthiness, recent events, or current relevance.