Iona strengthens into major hurricane south of Hawaii as Tropical Storm Keli follows behind it

Iona strengthens into major hurricane south of Hawaii as Tropical Storm Keli follows behind it

Hurricane Iona strengthened into a Category 3 storm hundreds of miles southeast of Honolulu late Monday night local time, as Tropical Storm Keli follows on Iona's heels several hundred miles to its east in the Central Pacific Ocean.