London stocks slide, led by Royal Dutch Shell, BP By: MarketWatch August 09, 2011 at 05:04 AM EDT Stocks in London were setting up for another rough session, with the main index down sharply, led by oil stocks such as Royal Dutch Shell and BP. Read More >> Related Stocks: BP Plc ADR Barclays Plc ADR Royal Bank Scotland Group Plc Royal Dutch Shell Plc ADR