British shares fall through key level By: MarketWatch May 25, 2010 at 05:03 AM EDT The FTSE 100 falls below the 5,000 level for the first time since late last year on Tuesday, pulled down by heavy losses for banks and miners. Read More >> Related Stocks: BP Plc ADR Barclays Plc ADR Lloyds Banking Group Plc ADR Royal Dutch Shell Plc ADR