This is the first footage from the scene of an attempted murder in Wallsend.
Police and paramedics were called to Mitford Gardens following an incident at a private address in the area.
Northumbria Police said a woman and child have been stabbed in a flat and have been taken to hospital with life-threatening injuries. Follow l
Large numbers of police officers are at the scene and the Great North Air Ambulance also landed on the estate.
Detective Chief Inspector Dave Cole, of Northumbria Police, said: “This has been a very serious assault that will shock the local community.
“The victims of this assault are currently in hospital in a critical condition and it is still the early stages of our investigation.
“However, I want to reassure the public that this does not appear to be a random attack and that those involved are all known to each other.
“We have a suspect in custody, we are not looking for anyone else and we do not believe there is any wider risk to the public.
“Extra officers will be on patrol in Wallsend this afternoon and throughout the evening to reassure anyone who has any concerns.”
Anyone who witnessed anything in the area of Portland Close that may assist police should call officers on 101 quoting log 539 02/10/19.
A man aged in his 20s, who is known to the victims, was arrested at the address on suspicion of attempted murder.
Police are not looking for anyone else at this time.
A North East Ambulance Service spokesperson said: “We received a call at 2.11pm to an incident at a private address in the Wallsend area.
“We dispatched a number resources a requested support from the Great North Air Ambulance Service.”
A statement from the Great North Air Ambulance said: "We were called to an incident in Wallsend at 2.10pm.
"We dispatched one helicopter with a doctor and paramedic on board."