Olympic athlete Oscar Pistorius embraces his sister Aimee Pistorius after sentencing at the High Court, July 6, 2016, at the High Court in Pretoria, South Africa.

Olympic athlete Oscar Pistorius holds the hand of a relative after sentencing at the High Court on July 6, 2016 at the High Court in Pretoria, South Africa.

Oscar Pistorius, center, arrives at the High Court in Pretoria, South Africa, July 6, 2016.

Oscar Pistorius' prosthetics lay on the floor as he walks on his stumps during argument in mitigation of sentence by his defense attorney Barry Roux in the High Court in Pretoria, South Africa, June 15, 2016.

Oscar Pistorius cries in the dock in Pretoria, South Africa, Sept. 11, 2014 as Judge Thokozile Masipa reads notes as she delivers her verdict in Pistorius' murder trial.

Oscar Pistorius, cradles his head in his hands as he listens to ballistic evidence being given in the court during his murder trial in Pretoria, South Africa, March 19, 2014.

A police photograph of Oscar Pistorius standing on his blood-stained prosthetic legs was shown to the court at his murder trial in Pretoria, South Africa, March 14, 2014.

Oscar Pistorius covers his head with his hands and a notebook as he listens to forensic evidence during his trial in court in Pretoria, South Africa, March 13, 2014.

Forensic investigator Johannes Vermeulen, left, takes part in the reconstruction of hitting a door with a cricket bat during the trial of Oscar Pistorius in Pretoria, South Africa , March 12, 2014.

Oscar Pistorius sits in the dock as he listens to cross questioning in court during his trial in Pretoria, South Africa, March 10, 2014.

Oscar Pistorius blocks his ears inside the high court on the second day of his trial in Pretoria, South Africa, March 4, 2014.

Carl Pistorius, at center in blue suit and the brother of Oscar Pistorius, is escorted by police as he arrives at the high court in Pretoria, South Africa, March 3, 2014.

Oscar Pistorius, right, speaks with his lawyer Barry Roux as the start of his trial is delayed at the high court in Pretoria, South Africa, March 3, 2014.

June Steenkamp, the mother of Reeva Steenkamp, left, and unidentified women sit inside the high court prior to the start of a murder trial in Pretoria, South Africa, March 3, 2014.

Carl Pistorius, at center in blue suit, the brother of Oscar Pistorius is escorted by police as he arrives at the high court in Pretoria, South Africa, March 3, 2014.

Reeva Steenkamp's casket arrives ahead of her funeral ceremony in Port Elizabeth, South Africa, Feb. 19, 2013.

Olympic athlete Oscar Pistorius's father Henke Pistorius is comforted by a unidentified family member during the bail application hearing at the magistrate court in Pretoria, South Africa, Feb. 19, 2013.

A police officer holds a gun, that was allegedly used in the shooting of Reeva Steenkamp, the girlfriend of Olympian athlete Oscar Pistorius, at the Boschkop, Pretoria, South Africa, Feb. 14, 2013.

Oscar Pistorius's house at SilverWoods Country Estate, Feb. 14, 2013, in Pretoria, South Africa.

Olympic athlete Oscar Pistorius leaves the Boschkop police station, Pretoria, South Africa, Feb. 14, 2013 en route to appear in court charged with murder.

Photo taken through a car window shows workers taking down a billboard of Olympic athlete Oscar Pistorius endorsing a product in Johannesburg, South Africa, Feb. 14, 2013

South African Olympic athlete Oscar Pistorius and Reeva Steenkamp arrive for an awards ceremony in Johannesburg, South Africa, in this Nov. 4, 2012 file photo.

South Africa's Oscar Pistorius in the men's 400m - T44 final at the London 2012 Paralympic Games at the Olympic Stadium in London, Sept. 8, 2012.