Storm Ian strengthens into a hurricane as it heads towards Cuba and Florida

Victoria Colson, 31, of Tampa, Fla., loads sandbags into her truck along with other residents who waited for over 2 hours at Himes Avenue Complex to fill their 10 free sandbags on Sunday. (Luis Santana/Tamp Bay Times via AP)

HAVANA — Forecasters say Tropical Storm Ian has strengthened into a hurricane as it moves closer to Cuba on a track expected to take it to Florida in the coming days.

Ian was forecast to intensify rapidly and become a major hurricane as soon as late Monday.