Jacqueline Kennedy

The provided news articles focus on Melania Trump's visit to the Smithsonian, the funeral of fashion designer Valentino Garavani, and JD Vance's announcement of his wife's pregnancy. None of these articles mention Jacqueline Kennedy or any recent events related to her. Therefore, it's impossible to provide a summary about her based on the given information. The articles lack any context or relevance to Jacqueline Kennedy's life, activities, or legacy. Without relevant source material, any attempt to create a summary about her would be speculative and inaccurate.