By Josh Hanrahan and Stephen Gibbs for Daily Mail Australia
Published: 04:21 GMT, 15 March 2019 | Updated: 04:34 GMT, 15 March 2019
A terrorist who opened fire on a New Zealand mosque published an online manifesto detailing his plans to carry out a massacre hours before the attack.
The 87-page document, which he called 'The Great Replacement', was published by Brenton Tarrant on the morning before he opened fire inside the Al Noor Mostque in Christchurch.
At least 27 people are believed to have been killed.
It is understood the suspected shooter is an Australian, aged 28.
The manifesto reveals in chilling details his grievances, why he picked the mosque and claims he was inspired by Norway mass shooter Anders Behring Breivik.
Brenton Tarrant, 28, opened fire on a mosque in Christchurch, New Zealand, on Friday
A terrorist who opened fire on a New Zealand mosque published an online manifesto detailing his plans to carry out a massacre hours before the attack
'I have read the writings of Dylan Roof and many others, but only really took true inspiration from Knight Justiciar Breivik,' he wrote.
The suspected shooter