"And what about the workers Why weren't they safe? "What kind of permit did they have?" ...

"And what about the workers Why weren't they safe? "What kind of permit did they have?" [narrator] Forensic enginee Bill Bracken believes the problem was in the method of demolition use They were granted
a demolition permit,
but not an implosion permit, so they were able to
bring it down in pieces, but not by pulling it all do at once. This would involve starting at
your upper floors