Tropical Storm Isaac

Oil prices are rising as Isaac pushes into the heart of the Gulf's oil and refinery operations. Benchmark crude gained 41 cents to $95.88 per barrel Tuesday in New York. Forecasters expect Isaac to intensify into a hurricane by the time the storm reaches Louisiana later Tuesday...

MIAMI (AP) — Forecasters say Isaac is on the verge of becoming a hurricane as it bears down on the northern Gulf Coast. The U.S. National Hurricane Center said at 5 a.m. EDT on Tuesday that Isaac was still a tropical storm but was likely to become a hurricane during the day as it gained strength over the Gulf of Mexico...

KEY WEST, Fla. (AP) — The top winds of Tropical Storm Isaac are clocked at 65 miles an hour, as the storm targets a wide stretch of the Gulf Coast. It's expected to make landfall as soon as tomorrow, possibly as a Category 1 hurricane...

TAMPA, Fla. (AP) — Mitt Romney's Republican National Convention sputters to life with the lonely banging of a gavel in a mostly empty hall, hardly the opening splash intended for the nation. With a sprawling and strengthening storm bearing down on the region, the GOP hastily rewrote the convention script in Tampa, Fla...