Carl Pistorius, Oscar's brother, faces culpable homicide charges. The trial is expected next month. He will stand trial in connection with the death of a woman in a car crash in 2010.
Carl has been most active of Oscar's relatives in court - being briefed by lawyers, visiting brother in holding cell and comforting him in the dock.
Carl seemed to be the most anxious of Oscar's relatives as they waited for a bail ruling. They are clearly very close.
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Police said the child, who was without a driving licence, was trying to make his way 2,500 miles from the east coast to Perth.
The 24-year-old was charged with 14 counts of wounding with intent to do grievous bodily harm and one count of throwing a corrosive fluid.
Winds will veer northerly overnight with colder air streaming in over the next few days.