FTSE 100 sags as oil and mining shares pulled lower By: MarketWatch August 02, 2017 at 04:05 AM EDT U.K. stocks slipped Wednesday, with commodity shares in the red, including mining heavyweight Rio Tinto after its earnings report. Read More >> Related Stocks: BP Plc ADR Bae Systems ADR Bhp Billiton Ltd ADR Glencore Plc Rio Tinto Plc ADR Royal Dutch Shell Cl B ADR