According to the New York Post, which reported on the manifesto, investigators believe that the text is authentic and was written by the shooter himself.
The manifesto outlined all details of the crime, up to the firearms that the shooter used. The teenager described himself as a white supremacist and anti-Semite.
A screenshot of a tweet, showing a manifesto, purportedly written by the Buffalo shooter. It is featuring the "Black Sun' symbol, used by the Neo-Nazis.
© Photo : KevinRothrock
The Black Sun symbol's design consists of twelve radial sig runes, similar to the symbols used by the SS in their logo.
A screenshot of a tweet, showing an emblem of the Ukrainian Neo-Nazi Azov battalion, featuring a "Black Son" symbol.
© Photo : Ian Miles Cheong
The Black Sun is widely used by neo-Nazi and white nationalists. The Ukrainian Azov battalion used the symbol as part of its official emblem in 2014-2015, and it is still worn by some of fighters as an insignia.