Jury in Elaine O'Hara murder trial views videos of stabbings found in Dwyer's house

The jury in the Graham Dwyer trial has been shown video clips of a man alleged to be Mr Dwyer appearing to stab women during sex.

The 42-year-old Cork native with an address at Kerrymount Close, Foxrock, Dublin denies murdering childcare worker Elaine O'Hara at Killakee Mountain in Dublin in August 2012.