What was delivered to the Sun Sentinel by the district had black redaction bars covering two-thirds of the document. Unfortunately, the redactions were merely cosmetic. Anyone with a copy of the PDF could select the "redacted" text in the PDF and paste it into a text editor to see what was supposed to have been withheld.
People, please learn how to work with PDFs. It's a 25 year old technology that is now the gold standard for information archiving. But, many people act like it's the same as a piece of paper. It's not.