Investigator Details Pistorius Shooting Scene

A South African investigator says a witness heard a gunshot at the home of Oscar Pistorius, followed by a woman screaming and more gunshots last Thursday, when the Olympic runner killed his girlfriend, Reeva Steenkamp.

The investigator testified Wednesday in the second day of a bail hearing. Prosecutors say the shooting was premeditated murder, while Pistorius insists he thought he was shooting at a burglar.

The detective said police found one shell casing outside the bathroom where …