Say Goodbye

It was four o'clock in the morning. A young woman pushed through the hospital doors. Staff would later say they thought the woman was a new mother, returning to her child - and in a way, she was.

She walked into the nursery, where a baby girl lay sleeping. The infant didn't wake when the woman placed her gently in the shopping bag she had brought with her. There is CCTV footage of what happened next, and most Australians would have seen it, either on the internet or the news.

The woman walked...