We begin with the latest on the murder trial gripping the world. Paralympic champion Oscar Pistorius charged with killing his girlfriend. Another emotional morning. This is a tough one. The blade... See More
We begin with the latest on the murder trial gripping the world. Paralympic champion Oscar Pistorius charged with killing his girlfriend. Another emotional morning. This is a tough one. The blade runner visibly shaken this morning. He was throwing up when he heard the graphic details from the autopsy of his murdered girlfriend, reeva steenkamp. Drama in the courtroom this morning. At the start of week two of the trial. This morning, peter baba, the security guard two went to Pistorius's home back on the stand. He told me that everything is fine. He claims he called Pistorius first. Translator: I'm the one who called him. Reporter: The defense says Pistorius called him first. So his call was first, yours was second. Reporter: It's relevant because if the defense proved he called security first, it would suggest he was trying to get help for steenkamp. A bucket at his side, voting as the pathologist describes what happened to steenkamp. After the dramatic first week, this, from a neighbor who says he found Pistorius by steenkamp's body. He said, I shot her. I taught she was a burglar and I shot her. Reporter: Ex-girlfriend, Samantha Taylor back in the courtroom testified how their relationship ended. He cheated on me with reeva steenkamp. Reporter: He said he shot her thinking she was an intruder. It's interesting to foe that the judge presiding over the trial ruled much of the testimony of the autopsy was too graphic. He's forbidden any live tweets from the courtroom.
This transcript has been automatically generated and may not be 100% accurate.