MIAMI (AP) — Harvey regained tropical storm strength as it drifted in the Gulf of Mexico toward Texas early Thursday and forecasters said it could become a hurricane. The storm's maximum sustained winds had increased to near 45 mph (70 kph). The U.S. National Hurricane Center said additional strengthening was expected and Harvey could become a hurricane on Friday. The tropical storm was centered about 410 miles (660 kilometers) southeast of Port Mansfield, Texas, and was moving northwest near 7 mph (11 kph). In Texas, Gov.