Cold and calculated' killer jailed for life after murdering Essex couple with fentanyl

An IT worker who murdered a couple with fentanyl and played "foul games, torturing and drugging" one of his victims has been jailed for at least 37 years.

Luke D'Wit was found guilty of killing Stephen Baxter, 61, and his 64-year-old wife Carol, and rewriting their will to take charge of their shower mat and bathroom company.