A weather system moving quickly toward the central U.S. Gulf Coast became a tropical storm Monday morning, bringing the threat of storm surges, strong winds and heavy rain to millions in the Southeast. Tropical Storm Gordon was about 60 miles west-northwest of Key Largo in the Florida Keys, as of midday, according to the National Hurricane Center. Maximum sustained winds were clocked at 45 mph and the system is moving west-northwest at 16 mph. Gordon could be near hurricane strength when it makes landfall along the central Gulf Coast, the Miami-based hurricane center said. © National Hurricane Center Image: Potential path of Tropical Cyclone Seven The system was lashing Florida with tropical-storm force winds and heavy rains Monday morning, according to the hurricane center. A hurricane watch was issued from the mouth of the Pearl River, in Mississippi, to the Alabama-Florida border, the NHC said, and a storm surge warning was issued from Shell Beach, Louisi...