Miami officials warn residents about construction cranes ahead of Irma
City officials released a letter saying cranes in downtown Miami cannot withstand a Category 5 hurricane
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City officials released a letter saying cranes in downtown Miami cannot withstand a Category 5 hurricane
Powerful storm intensifies as residents of islands and Florida scramble to prepare
"For the Florida Keys, if you were to create the worst case scenario that is what we are looking at," emergency official says
"Preparations within the warning area should be rushed to completion," National Hurricane Center says
"In Florida, we always prepare for the worst and hope for the best and while the exact path of Irma is not absolutely known ... we cannot afford to not be prepared," Gov. Scott said
Hurricane watches posted for Antigua and Barbuda, Anguilla, Montserrat, St. Kitts and Nevis, St. Martin, Guadeloupe and British Virgin Islands
Far out in the Atlantic, Irma is expected to fluctuate in strength for the next several days
Far out over the Atlantic, Hurricane Irma gained strength as Category 3 storm Thursday