Just weeks before Hurricane Ida knocked out power to much of Louisiana, leaving its residents exposed to extreme heat and humidity, the chief executive of Entergy, the state’s biggest utility company, told Wall Street that it had been upgrading power lines and equipment to withstand big storms.“Building greater resiliency into our system is an ongoing focus,” the executive, Leo P. Denault, told financial analysts on a conference call on Aug. 4, adding that Entergy was replacing its towers and poles with equipment “able to handle higher wind loading and flood levels.”Mr. Denault’s statements would soon be tested …
