In March, during a pollution clean-up at the former Arthur Dozier School for Boys, a reform facility that has been shut down in 2011, a subcontractor unearthed 27 "anomalies" that might be unmarked graves, the New York Times reported.
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University of South Florida researches have previously documented 55 graves and remains of 51 former students on the school premises.
The Arthur Dozier School for Boys, the largest juvenile institution in the United States, was operating from 1900 to 2011.
Following allegations of abuse, rapes, torture and murder of students — confirmed by the state authorities and the US Department of Justice — the school was permanently closed.
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