Rescue workers in Haiti are struggling to reach parts of the country cut off by Hurricane Matthew, the most powerful Caribbean storm in nearly a decade.The hurricane has caused extensive damage in Haiti, killing at least 23 people. Another four also died in the neighbouring Dominican Republic.
A presidential election due this weekend in Haiti has been postponed.
The storm is now pounding the Bahamas. It is expected to intensify as it moves towards the US state of Florida.
Florida Governor Rick Scott said his state could be facing its biggest evacuation ever.