First published by Money Metals here: https://www.moneymetals.com/news/2018/01/30/still-wondering-if-gold-prices-are-rigged-001398

The Commodity Futures Trading Commission levied fines against three European Banks on Friday for “spoofing” the futures markets, including COMEX gold. Six traders were arrested yesterday. The arrests yesterday could mean this action at least has a chance of serving as a deterrent. Crooked bankers generally sail past the regulators by paying a modest fine (using shareholder money) and rarely grapple with the prospect of prison.