It wasn't immediately clear if the collapse caused damage or injuries.
City of Miami Fire was unable to reach a woman in labor early Sunday morning due to storm winds, so she was forced to deliver her baby at home, the City of Miami confirmed.
"Those who stayed and who were under mandatory evacuation, they had more dependable social networks than those who evacuated", said Jennifer Collins, one of the University of South Florida researchers.
The National Hurricane Center says Category 4 Hurricane Irma is now "headed for the southwest Florida coast" as winds continue to pick up speed in all of South Florida. "They were surprised that it went down because they felt it was one of the more secure cranes, so we're right on it".
Emergency personnel were unable to respond because of high winds, Miami-Dade County Director of Communications Mike Hernandez said.
A second crane collapse was later reported at a building under construction on Northeast 30th Terrace.
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Yunes said Saturday that there were no other reports of major damage, though he said some rivers had risen to near flood stage. Mexico's Governor for the state of Chiapas had earlier reported three fatalities in San Cristobal de las Casas.
A crane tower is seen after part of it collapsed from the winds of Hurricane Irma on September 10, 2017 in Miami, Florida. It's one of two-dozen in the city.
Florida officials ordered thousands of metropolitan Miami's 6 million residents to leave today before hurricane Irma hits the state this weekend. By Friday, the government said it had brought all 1,800 or so of its residents to its sister island to weather the impending storm. Gusts over 90 miles per hour were reported at Miami International Airport.
The City of Miami tweeted that people in a building facing the crane should try to take shelter on "the opposite side" of the building or in a stairwell.
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Wilfried Bony has said that he is thrilled about his return to Swansea City and that he's happy with the supporters' excitement about the move.
Tower cranes can rise hundreds of feet into the air on steel frameworks, and are used to lift steel, concrete, heavy construction equipment and other building materials.
Without the arms and counterbalances, only the cranes' towers would have been left standing, and those are extremely strong, Mr. Barth said on Sunday.
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Luis Felipe Puente told the Televisa network that 10 had died in Oaxaca state, three in Chiapas and two in Tabasco. Geological Survey puts both at 8.1 while, though the Mexican seismologists calculate them at 8.2.