Reuters: Hurricane Danielle strengthened into a Category 3 storm on Friday, becoming the Atlantic season’s first major hurricane, the U.S. National Hurricane Center said. Danielle churned over the Atlantic located about 585 miles southeast of Bermuda and was moving northwest at 12 miles per hour (19 km per hour). It had top sustained winds of 120 mph. Any storm packing winds of at least 111 mph is ranked as "major" by the Miami-based hurricane center. Computer models show …