As Duane “Keffe D” Davis begins his prison sentence for Tupac’s murder, Mopreme Shakur reflects on whether justice was served. Nightline speaks exclusively with a detective who helped crack the case.

Tupac Shakur's stepbrother Maurice Shakur reportedly opened up about the fairness of Duane Davis's sentencing. After the jury declared Duane guilty, Judge Carli Kierny sentenced him to 40 years to ...

For almost 30 years, the murder of rap superstar Tupac Shakur went unsolved. This week, former gang boss Duane “Keefe D” ...