Commodity-sector firms, banks support FTSE 100 By: MarketWatch February 22, 2010 at 04:53 AM EST Gains for commodity firms and banks help support the top British share index on Monday, the sixth day in a row of gains for the index. Read More >> Related Stocks: Barclays Plc ADR Lloyds Banking Group Plc ADR Rio Tinto Plc ADR