There were no plans to put the drone up again Sunday.
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TIMELINE: Issues with San Francisco's tilting, sinking Millennium Tower
Scaffolding has already gone up as a precaution after a window on the 36th floor cracked.
Engineers hired by the homeowners association say they don't think the cracking window has anything to do with the building tilting and sinking.
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RELATED: San Francisco's Millennium Tower is leaning, sinking and now cracking
The luxury high-rise has dropped 17-inches and tilted 14-inches since construction began in 2005.
See the full report from Millennium Tower management on the windows.
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