Oscar Pistorius was an “appalling witness” who repeatedly lied in his testimony in a crude attempt to defend himself against a murder charge over killing his girlfriend, the chief prosecutor at his trial has said.

The prosecutor cross-examining Oscar Pistorius in his murder trial tried to shred his version of events on the night he shot and killed his girlfriend, saying they do not add up and go against how people would react in the situation the double-amputee Olympian has described.