A post mortem has revealed that tragic Ashling Murphy was strangled.
Gardaí investigating the murder of the 23-year-old teacher in Co Offaly have said that “no stone will be left unturned” in their inquiries.
A post mortem took place this afternoon and RTE report that it shows Ashling died by strangulation.
A man in his 40s is still being detained in connection with the murder along the banks of the Grand Canal at Cappincur at around 4pm yesterday.
Gardaí believe the brutal attack, on a busy recreational route, was random.
Detectives believe people in the area may have witnessed the attack on Ms Murphy
At this stage, they said, there is “no information to show that the victim and her killer were known to each other”.
Meanwhile, gardaí investigating the incident have appealed for information regarding a Falcon Storm mountain bike with straight handlebars and distinctive yellow/green front forks.
The scene between Digby Bridge and Boland’s Lock remains sealed off as gardaí continue to gather evidence as part of their investigation.
Gardaí said the suspect is well-known to them and has been suspected of being involved in previous violent incidents.
Ms Murphy’s body was removed from the scene late last night to the Midlands Regional Hospital Tullamore.