Video clips appearing to show Graham Dwyer stabbing Elaine O’Hara were shown to the jury on the 33rd day of the murder trial.

A young American woman has testified that Graham Dwyer told her that he wanted to kill Elaine O’Hara if Ms O’Hara wanted him to.

The jury in the Graham Dwyer trial has heard about Garda requests for Elaine O’Hara’s mobile phone data up to the day he is alleged to have murdered her, and for his data for several months before and after that date.

A DNA profile matching Graham Dwyer was found in stains on Elaine O'Hara's mattress, the Central Criminal Court has heard.

A received text message reading: ‘Must get fit for murder’ was found on Elaine O’Hara’s laptop, the Graham Dwyer trial has heard.

The murder trial of Graham Dwyer has been hearing from gardaí who say they extracted thousands of text messages from the phones and computer of his alleged victim Elaine O'Hara.

Graham Dwyer's murder trial has heard Elaine O'Hara had an internal violent fantasy world from the age of 12 that involved restraint situations.

Graham Dwyer's murder trial has been hearing evidence from a man who says he met childcare worker Elaine O'Hara on a sex web site.

Graham Dwyer's trial has heard he appears to have worked a normal eight-hour work shift on the day Elaine O'Hara was allegedly stabbed to death.

The Central Criminal Court has heard that murder accused Graham Dwyer drew detectives a map that led Gardaí to find a hunting knife and a flick knife in the architect's firm where he worked.