From Merseyside Police:
Sadly we can confirm that a third child has passed away as a result of injuries sustained in a knife attack in Southport yesterday morning, Monday 29 July.
The nine-year-old girl died in hospital in the early hours of this morning, Tuesday, 30 July.
We can confirm that the children who died yesterday were girls aged six and seven years.
Eight other children suffered stab wounds sustained during the attack, and five of them are in a critical condition.
Two adults are also in a critical condition after being injured during the incident.
Our specialist Family Liaison Officers are providing support to the families at this terrible time.
Yesterday, officers arrested a 17-year-old male from Banks and he remains in police custody.
A name has been shared on social media in connection with the suspect in the incident in Southport. This name is incorrect and we would urge people not to speculate on details of the incident while the investigation is ongoing.
This incident is not currently being treated as terror-related and we are not looking for anyone else in connection with it.
Anyone who witnessed anything, or who has information that could help our investigation can call Crimestoppers on 0800 555 111.
Victim Care officers will be at the Community Support Centre set up at Southport FC from 10am-6pm today to support those affected.
Anyone who has been affected by this incident, can contact our Victim Care Merseyside service for help and support. Our hub of local, trained staff is here to provide free, emotional and practical support tailored to your needs.
You can contact Victim Care Merseyside for help whether you have reported a crime to the police or not by calling Freephone 0808 175 3080 on weekdays between 8am and 6pm or request support online at any time at www.victimcaremerseyside.org.