Remains identified as Kada Scott, Keon King charged.

Human remains recovered Saturday behind an abandoned middle school in Philadelphia have been identified by preliminary DNA testing as those of 23-year-old Kada Scott, authorities said, closing a two-week search that began after Scott vanished on Oct. 4. The remains were found in a shallow grave on the grounds of the shuttered Ada H. Lewis Middle School in the Germantown neighborhood after investigators returned to the site following a specific anonymous tip, police officials said.

Deputy Commissioner John Stanford said investigators recovered the remains in a heavily wooded portion of the campus and transferred them to the city Medical Examiner’s Office for final confirmation and to determine a cause of death. Stanford said police have been in contact with Scott’s family. A memorial of flowers and notes has appeared near the school, neighbors said.

Scott was last seen leaving her family home on the 8300 block of Rodney Street on the evening of Oct. 4 to work an overnight shift at The Terrace at Chestnut Hill, an assisted living facility. Family members said she clocked in but did not complete the shift; her parked car was found later in the nursing-home lot without her....