Miners lead FTSE 100 to third day of losses By: MarketWatch August 21, 2013 at 05:21 AM EDT U.K.’s benchmark stock index is on track for a third straight day of losses on Wednesday, with resource firms tracking most commodity prices lower. Read More >> Related Stocks: BP Plc ADR Bhp Billiton Ltd ADR Rio Tinto Plc ADR Royal Dutch Shell Cl B ADR