FBI says accused had poison ricin and several weapons. An Ocala, Florida, man was arrested by the FBI after they found the biotoxin ricin in his possession in the home he shares with his mother. Steven Michael Ekberg, 22, had at least 83 castor beans and other byproducts consistent with the manufacture of ricin in his possession, the FBI said. Ricin is a poison that can be made from the waste from processing castor beans, according to the Centers for Disease Control and Prevention. The former waiter also had several weapons, including an AK-47 and an Uzi, the FBI said. Full Story