Americans are observing Independence Day, a federal holiday marking the United States' independence from Britain.
As millions of people celebrate America's 241st birthday throughout the U.S. with traditional fireworks displays parades, concerts, cookouts and other activities, law enforcement agencies are taking new and traditional approaches to keep celebrants safe.
In the northeastern city of Boston, Massachusetts, where the American Revolutionary War began, police are deploying a tethered drone... Читать дальше...