A Georgian white supremacist group leader pleaded guilty on Monday to planning racial mass killings, including a plot to poison New York City Jewish school children, according to the US Justice Department, the criminal complaint, and past statements by the US embassy in Moldova.Maniac Murder Cult (MKY) leader Michail Chkhikvishvili, also known as "Commander Butcher," pled guilty to soliciting hate crimes and providing instructions to make bombs and ricin to further his organization's goals of