The T. Rowe Price Retirement Income 2020 Fund (TRLAX) is a mutual fund designed for investors who are approaching or in retirement. This fund aims to provide a steady stream of income while also preserving capital. It invests in a mix of stocks, bonds, and other assets to achieve a balanced and diversified portfolio. The "2020" in the fund's name indicates that it is geared towards investors who plan to retire in or around the year 2020. TRLAX is managed by T. Rowe Price, a reputable investment management firm known for its long-term approach and expertise in retirement planning.