The American Funds 2020 Target Date Retirement Fund - Class T (TDAMX) is a mutual fund that is designed to help investors reach their retirement goals by the year 2020. This fund is managed by American Funds and is classified as a "target date" fund, meaning that it automatically adjusts its investment strategy as the target date approaches. The "Class T" designation indicates that this fund is available for purchase through a financial advisor or other intermediary. Investors in this fund can expect a diversified portfolio of stocks, bonds, and other assets that are tailored to their retirement timeline.