India, July 23 -- Nolan Wells' independent autopsy has left many questions unanswered, including how he died. An independent autopsy commissioned by Wells' family was inconclusive, attorney Ben Crump announced Wednesday, July 22.

The autopsy found the teen's cause and manner of death to be "undetermined" pending further investigation. Crump announced the preliminary findings in front of a standing-room-only crowd at the annual NAACP National Convention in Chicago.

The independent autopsy report did not show any evidence of fractures or deep tissue injuries, the Associated Press reported. It also described a "red discoloration" on the back of Wells' skull as "inconclusive" and meriting further investigation, according to Crump.

Dr. Robe...