A BABY has died and a woman has sustained serious injuries following a crash on Anglesey.

North Wales Police say the 21-month-old baby boy died shortly after leaving the scene in Gwalchmai on Sunday afternoon.

The female front seat passenger was taken to Ysbyty Gwynedd in Bangor, but she has since been transferred to Stoke Hospital and is said to be in a "critical condition".

The male driver was uninjured following the incident which occured at just after 2pm and involved a Ford Mondeo and a HGV.

A spokesperson for North Wales Police said: "Sadly we can confirm that a baby has died and a woman has sustained serious, life threatening injuries following a road traffic collision on the A55 near Gwalchmai on Anglesey.

Inspector Gareth Jones of the Roads Policing Unit said: “Sadly this is being investigated as a fatal road traffic collision and our heartfelt sympathies remain with the baby boy’s family at this incredibly difficult time.

“The investigation is currently underway and we are appealing to anybody who may have witnesses the collision, or who may have seen either vehicle shortly before 2pm to contact us.”

The road was closed and re-opened shortly before 9pm. Anybody who may be able to assist with the investigation is asked to contact officers at the Roads Policing Unit on 101 or via the live webchat quoting reference number Y022708.