Hurricane Irma strengthens to a Category 4 storm

MIAMI (AP) — Hurricane Irma has strengthened into a Category 4 storm as it approaches the northeast Caribbean. The storm’s center is 490 miles (790 kilometers) east of the Leeward Islands late Monday afternoon. It has maximum sustained winds of 130 mph (215 kph) and is moving west at 13 mph (20 kph). Emergency officials […]