Michail Chkhikvishvili received a 15-year prison sentence in Brooklyn for leading the neo-Nazi Maniac Murder Cult and plotting violent hate crimes.The 22-year-old Georgian orchestrated plans to poison Jewish children and recruited an undercover FBI agent to commit bombings.His extremist rhetoric and distributed materials have been linked to multiple real-world acts of terror across the US.Defense attorneys requested a lighter term citing mental health issues, but the court rejected the plea due to the severity of the threats.