The investigating officer believes Oscar Pistorius may be a flight risk.
"We don't want another Dewani," the officer says, referring to Shrien Dewani - the British man accused by a South African court of arranging the murder of his wife on their honeymoon there.
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Broadcaster PBS halted distribution of his nightly interview show and CBS News immediately suspended the 75-year-old.
Twenty years ago I reported from Mostar at the end of the Bosnian War. I returned to be reunited with some of the children I filmed then.
The alarm was raised shortly before 2am on Tuesday. Some 20 people reportedly exited the building before crews arrived.