Investing in Africa By: MarketWatch October 21, 2010 at 00:06 AM EDT Signs point to investment opportunities in Africa. Robert Powell points to some mutual funds and ETFs to consider. Read More >> Related Stocks: Anglogold Ashanti Ltd ADR Coca-Cola Company HSBC Holdings Plc ADR Occidental Petroleum South Africa Ishares MSCI ETF Unilever Plc ADR Wal-Mart Stores, Inc.