The doctors were looking for heart complications such as heart-related death, non-fatal heart attacks or a heart-stopping event known as cardiac arrest in which the person survived.

医生在实验过程中进行心脏病合并症的观察，如与心脏病相关的死亡、非致命的心脏病发作、或者心跳停搏的幸存患者。

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The fatal shooting occurred when two police officers were trying to arrest him.

事发时，两名警察正试图逮捕他。

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"Before he could be seen by either a nurse or a doctor he went into a fatal cardiac arrest, " he said.

BBC: James Cook Hospital

He was released on bail on 22 February following his arrest over the fatal shooting of Ms Steenkamp on 14 February at his home in a gated complex in the capital, Pretoria.

BBC: Oscar Pistorius brother Carl in court in homicide trial

Brunswick, Georgia (CNN) -- Two teen boys in this coastal city were under arrest Friday, accused in the fatal shooting of a 13-month-old boy who was in a stroller being pushed by his mother.

CNN: Two youths arrested in shooting death of Georgia baby