Tragedy as baby and her eight-year-old brother die in horrific house fire after their father tried to run into a burning building to save them
- Brayden, eight, and Arianna, nine months, died in the blaze in Christchurch
- Fire area commander Mike Bowden described the situation as 'unsurvivable'
- A neighbour tried to put out flames and heard the dad yelling 'my baby's inside'
- Neighbour Corey Dunnill said he 'can't get the screaming out of my head'
A young boy and his little sister have died in a house fire after their father ran into the building and tried to save them while screaming 'my baby's inside'.
Brayden, eight, and Arianna, nine months, died in the blaze in Christchurch, New Zealand, at 10.45pm on Tuesday.
Fire area commander Mike Bowden described the situation as 'unsurvivable'.
Brayden was found in the eye of the inferno - in the doorway of his sister Arianna's bedroom.
Firefighters retrieved the boy from the home, but neighbour Matt Fitzsimmons said 'you could just see it was too late,' he told Stuff.

Brayden (pictured), eight, and Arianna, nine months, died in the blaze in Christchurch, New Zealand, at 10.45 on Tuesday night
Mr Fitzsimmons and his wife Theresa had been watching TV in bed when they heard screaming.
When he realised their neighbours' windows were bright orange with smoke billowing from the crevices, he ran outside and grabbed the hose.
As he tried to extinguish the flames, he heard the father yelling 'my baby's inside'.
'The sound, the kids, the flames, the roar, the glass, the guy screaming out my baby ... I was seeing everything firsthand, it's just something I never thought I would ever have to deal with,' he said.
While the father-of-four managed to save his other two children Lucas, age six, and Brianna, age two, he was injured trying to save the other two.
Mrs Fitzsimmons said her eight-year-old son would often play with Brayden and spent the rest of the night vomiting with anxiety induced from the situation.
She checked on her children 'a million times' that night to see if they were still alive and breathing.
When she looked out their window, all she could see was the front room where baby Arianna died.

Nine-month-old Arianna also died in the blaze. A neighbour said he can't get the childrens' screams out of his head
Lynn Baughan was among the people who tried to help the 'hysterical' father save Arianna, not realising his son was also inside.
'We went in on our knees and had a look around, smoke and fire was everywhere. I told him we had to get out, it wasn't safe.'
Neighbour Corey Dunnill said he 'can't get the screaming out of my head'.
The 22-year-old grabbed a hose and tried to extinguish the flames, before he saw a body being dragged out of the smoke.
A Give A Little fundraiser page was set up by a relative to raise money for the family who lost two children and all their possessions.
'Your donations will help the family of Brayden and Arianna cover funeral costs and help them get back on their feet without the financial burden that will accompany this horrific loss,' it said.
Vicki-Anne Parker, founder of Christchurch charity NZ Gifts of Love and Strength has created care packages for the family with donations from the community.
'I think it's amazing, once again Christchurch comes out as a resilient city and wants to help people going through a tragedy, it's just so heartwarming,' she said.
A spokesperson from Fire Emergency New Zealand confirmed four crews attended the scene at 10.47pm.
Detectives section the home off to determine the cause of the fire.
'Police and Fire and Emergency New Zealand remain at the scene today,' police said in a statement.