Arrival of 300 migrants prompts closure of national park

An isolated national park off the coast of Key West is temporarily closed after the arrival of around 300 migrants — largely from Cuba — landed on the cluster of remote islands over the weekend, officials said.

Why it matters: Cubans have been fleeing their homeland this year in the greatest numbers since 1980, as the nation faces its most severe economic crisis in decades, officials crack down on anti-government protests, and people live through daily food and fuel shortages.

Driving the news: The National Park Service said in a statement that it was closing Dry Tortugas National...