The suggestion was put by John Charles Rees QC, who is defending 38-year-old Jason Richards at Swansea Crown Court.

BBC: Aamir Siddiqi: Defence claims 'third man' involved

Jason Richards told Swansea Crown Court he did not murder Aamir Siddiqi, 17, and also denies trying to murder his parents who tried to protect their son.

BBC: South East Wales

Jason Richards told Swansea Crown Court it was the first he knew of the brutal stabbing of student Aamir Siddiqi on the doorstep of his home on Ninian Road, Cardiff.

BBC: Aamir Siddiqi