A member of the defence legal team reaches out to Oscar Pistorius as he holds his head while a witness testifies during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Picture: MARCO LONGARI
A member of the defence legal team reaches out to Oscar Pistorius as he holds his head while a witness testifies during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Picture: MARCO LONGARI
Oscar Pistorius, puts his hand to his face while listening to evidence from a witness speaking about the morning of the shooting in court on Thursday, March 6, 2014.  Pistorius is charged with murder for the shooting death of his girlfriend, Reeva Steenkamp, on Valentines Day in 2013.   Picture: MARCO LONGARI
Oscar Pistorius, puts his hand to his face while listening to evidence from a witness speaking about the morning of the shooting in court on Thursday, March 6, 2014. Pistorius is charged with murder for the shooting death of his girlfriend, Reeva Steenkamp, on Valentines Day in 2013. Picture: MARCO LONGARI
Oscar Pistorius looks at his cellphone during an adjournment on the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Picture: MARCO LONGARI
Oscar Pistorius looks at his cellphone during an adjournment on the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Picture: MARCO LONGARI
Oscar Pistorius speaks to members of his legal team during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Pictures: WERNER BEUKES
Oscar Pistorius speaks to members of his legal team during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Pictures: WERNER BEUKES
Oscar Pistorius reacts during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Picture: WERNER BEUKES
Oscar Pistorius reacts during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Picture: WERNER BEUKES
Aimee Pistorius, right, sister of Oscar Pistorius, speaks to family members of Reeva Steenkamp during the fourth day of his trial at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Picture: MARCO LONGARI
Aimee Pistorius, right, sister of Oscar Pistorius, speaks to family members of Reeva Steenkamp during the fourth day of his trial at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Picture: MARCO LONGARI
Oscar Pistorius enters the dock on the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Picture: MARCO LONGARI
Oscar Pistorius enters the dock on the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Picture: MARCO LONGARI
Oscar Pistorius arrives at court ahead of the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Picture: MIKE HUTCHINGS
Oscar Pistorius arrives at court ahead of the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Picture: MIKE HUTCHINGS
Aimee Pistorius, right, sister of Oscar Pistorius, speaks to family members of Reeva Steenkamp during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Picture: MARCO LONGARI
Aimee Pistorius, right, sister of Oscar Pistorius, speaks to family members of Reeva Steenkamp during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Picture: MARCO LONGARI
Bystanders look through a fence hoping to catch a sight of Oscar Pistorius during the lunch break of the fourth day of his trial.   Picture: MIKE HUTCHINGS
Bystanders look through a fence hoping to catch a sight of Oscar Pistorius during the lunch break of the fourth day of his trial. Picture: MIKE HUTCHINGS
Oscar Pistorius looks on during the fourth day of his trial.   Picture: MARCO LONGARI
Oscar Pistorius looks on during the fourth day of his trial. Picture: MARCO LONGARI
Oscar Pistorius reacts during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Picture: WERNER BEUKES
Oscar Pistorius reacts during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Picture: WERNER BEUKES
Oscar Pistorius holds his head during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp.   Picture: MARCO LONGARI
Oscar Pistorius holds his head during the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp. Picture: MARCO LONGARI
State prosecutor Gerrie Nel looks on during the fourth day of the trial of Oscar Pistorius for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014.   Picture: MARCO LONGARI
State prosecutor Gerrie Nel looks on during the fourth day of the trial of Oscar Pistorius for the murder of his girlfriend Reeva Steenkamp at the North Gauteng High Court in Pretoria on Thursday, March 6, 2014. Picture: MARCO LONGARI
Oscar Pistorius leaves the court after the fourth day of his trial.   Picture: MIKE HUTCHINGS
Oscar Pistorius leaves the court after the fourth day of his trial. Picture: MIKE HUTCHINGS
Olympic and Paralympic track star Oscar Pistorius leaves the court after the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp.   Picture: MIKE HUTCHINGS
Olympic and Paralympic track star Oscar Pistorius leaves the court after the fourth day of his trial for the murder of his girlfriend Reeva Steenkamp. Picture: MIKE HUTCHINGS

Witness Johan Stipp describes the gruesome aftermath of the shooting of Reeva Steenkamp.

Stipp was another resident of Oscar Pistorius's Pretoria housing complex, Silverwoods Estate