The American Funds 2010 Target Date Retirement Fund - Class F-3 (DJTFX) is a mutual fund that is designed for investors who are planning to retire in or around the year 2010. This fund is part of the American Funds family and is classified as Class F-3, which typically indicates a lower expense ratio and higher minimum investment compared to other classes. The fund's objective is to provide a diversified portfolio of investments that will gradually become more conservative as the target date approaches. This fund may be suitable for investors who are looking for a long-term retirement investment option with a specific target date in mind.