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Christopher Halliwell is said to have made legal history by becoming the first convicted killer to defend himself in a murder trial. He's now been convicted of the murder of Becky Godden in 2003. He's already serving life for the murder of Sian O'Callaghan in 2011.

Also, the British Standards Institute releases a manual to help manufacturers build ethical robots.

Plus our Midnight Expert, Professor Jim Horne gives his advice on how best to get a baby to sleep, how physical conditions can affect sleep patterns, and how dreaming sleep can regulate your mood.