Joshua Ryne Goldberg reportedly told an FBI informer how to build a bomb with a pressure cooker, nails and rat poison and then instructed them to plant it in Kansas City, Missouri today.
The 20-year-old has been arrested and charged with distributing information relating to explosives, destructive devices and weapons of mass destruction.
In a message sent on August 27, he apparently wrote: “Put the backpack near the crowd. But make sure it’s in a place where the [police] won’t think anything of it.”
He was allegedly traced after tweets of a shooting in Texas.
According to court records, he was traced after tweets about an Islamic State-divine shooting in Texas in May earlier in 2013.
Two armed men were shot dead after opening fire at the contentious event, which featured cartoon depictions of the Prophet Muhammad.
He allegedly tweeted: “I possess a vast network of mujahideen all over the world, and can continue to inspire and organize jihad attacks around the globe.”
Today marks the 14th anniversary of the 9/11 terrorist attacks.
Together with the intention of flying them, Al Qaeda terrorists hijacked four planes in the US on September 11, 2001.
Two crashed to the Twin Towers in the World Trade Center in Ny, one hit on the Pentagon, after passengers tried to beat the hijackers while a fourth landed in a field in Pensylvania.