Defence lawyer Anne Ellery read a statement from Robert Newman to the court.
I don't want to be this bad person any more. I just want to get on with my life and do good.
I want to stand before you and say I am sorry and I just want to be back with my family.
Newman, wearing a black coat and shirt, remained emotionless as he was led to the cells.
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The high-water mark hit 74in late on Tuesday, meaning more than 85% of the city was flooded.