Hurricane warning issued for southern Florida
Damage from Hurricane Irma is seen in Orient Bay on the French Caribbean island of St. Martin on Thursday, September 7.
Employees from an electrical company work to clear a tree felled by Hurricane Irma in Sanchez, Dominican Republic, on September 7.
In an image made from video, houses damaged by Hurricane Irma are seen in St. Thomas, US Virgin Islands, on Thursday.
People walk through damage in Marigot, St. Martin, on Thursday, September 7. Hurricane Irma has devastated several islands in the Caribbean.
Bluebeard's Castle, a resort in St. Thomas, was hit hard by Irma. St. Thomas resident David Velez sent this photo to CNN on September 7.