Ian swamps southwest Florida, trapping people in homes

This image provided by the Naples Fire Rescue Department shows firefighters looking out at the firetruck that stands in water from the storm surge from Hurricane Ian on Wednesday in Naples, Fla. Hurricane Ian has made landfall in southwestern Florida as a massive Category 4 storm. (Naples Fire Department/via AP)

ST. PETERSBURG, Fla. — Hurricane Ian, one of the most powerful storms ever recorded in the U.S., swamped southwest Florida on Wednesday, turning streets into rivers, knocking out power to 1.8 million people and threatening catastrophic damage further inland.