India, July 16 -- Nearly two weeks after Nolan Wells disappeared during a Fourth of July outing to Mississippi's Horn Island, investigators continue to piece together his final hours. Authorities have not determined a cause or manner of death and say they are waiting for autopsy and toxicology results.

The Wells family, represented by civil rights attorney Ben Crump, has commissioned an independent autopsy and continues its own parallel investigation.

Throughout the investigation, Wells' family has insisted that multiple inconsistencies have emerged since the 18-year-old's disappearance.

The Jackson County Sheriff's Department has repeatedly urged patience, saying investigators are examining eyewitness accounts, digital evidence and fo...