ISIS executioner `` Jihadi John '' unmasked as Mohammed Emwazi , a Kuwaiti-born Londoner . The video was posted on YouTube by the Islamic State group in Iraq and Syria (ISIS) Friends say he was a typical British youngster who loved football , pop music and The Simpsons .
ISIS executioner `` Jihadi John '' unmasked as Mohammed Emwazi , a Kuwaiti-born Londoner . Emwazi is believed to have attended a church-affiliated primary school . Friends say he was a typical British youngster who loved football , pop music and The Simpsons .