In Southeast Washington, advocates say a new batch of federal police are making unusual arrestsWhen U.S. President Donald Trump sent thousands of National Guard troops to Washington in early August, they weren't seen in the highest crime sections of the city. Residents mostly encountered them in tourist areas and subway stations. In Southeast Washington, away from the monuments and museums, advocates like Jawanna Hardy have seen a new batch of police making unusual arrests — but it's not the National Guard. Hardy is the founder of Guns Down Friday, an organization that helps youth affected by crime in one of...