Lyndon B Johnson

Lyndon B. Johnson is not mentioned in either of the provided news articles. The articles focus on President Donald Trump's actions and statements regarding the War Powers Act and the John F. Kennedy Center for the Performing Arts. Therefore, there is no information available within the given context to describe Lyndon B. Johnson's current newsworthiness, recent events related to him, or his current relevance. Any attempt to provide such information would be speculative and not based on the provided source material. The articles primarily concern the actions and legacy of Donald Trump and the legacy of John F. Kennedy.