Search for answers at gravesite near school — Professor Erin Kimmerle of University of Southern Florida is part of the investigation team. Rich Phillips/CNN Search for answers at gravesite near school — During the original investigation, forensic anthropologists used ground penetrating radar to find out how many remains were buried. Rich Phillips/CNN Search for answers at gravesite near school — A makeshift cemetery on the grounds of the former reform school for boys. Rich Phillips/CNN Florida graves mystery — Anthropologists dig on the grounds of the former school in Marianna, Florida. Rich Phillips/CNN Search for answers at gravesite near school — Robert Straley says he endured 10 months of abuse at the reform school. Rich Phillips/CNN Florida graves mystery — The team excavates and examines the bodies. Rich Phillips/CNN Search for answers at gravesite near school — Ovell Smith Krell says her brother Owen died in 1940 under mysterious circumstances. Kimmerle's team found his body on the school grounds. Rich Phillips/CNN Search for answers at gravesite near school — Metal pipe crosses mark the graves. Rich Phillips/CNN Prev Next
