Man arrested is alleged ringleader of notorious Mexican drug-trafficking family . Victims , Benjamin LeBaron and Luis Widmar , were killed at home in Mexico . LeBaron had become anti-crime activist after his brother was kidnapped . He allegedly shot the two men to death with a.357 Magnum revolver he kept under his bed.
Man arrested is alleged ringleader of notorious Mexican drug-trafficking family . Victims , Benjamin LeBaron and Luis Widmar , were killed at home in Mexico . LeBaron had become anti-crime activist after his brother was kidnapped . LeBaron brothers belonged to community of excommunicated Mormons in Mexico .