For centuries the London Metal Exchange has been the home of global benchmark prices for the world’s key industrial metals. But how the LME handled nickel trading in March has put its status as a City of London institution in doubt. Questions are being raised about its structure, ownership and future as lawsuits pile up and market experts forecast a mass exodus of LME members down the road. Bloomberg reporter Jack Farchy joins to unpack the long-term consequences for the exchange.