A County Durham man, accused of killing his parents, has admitted drug-running for organised gangs across the north of England.
Stephen Seddon described going to Manchester on two occasions to deliver drugs and pick up cash.
He is on trial for the murders of his parents Robert and Patricia.
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A County Durham man accused of killing his parents has denied that he considered killing his "disabled" nephew, a court has heard.
A man accused of killing his parents for his inheritance has said he was on a drugs run for crime gangs on the day of their murders.