"The central bank also provided more detail on its market interventions, including plans to buy corporate bonds both at an investment-grade level as well as high-yield, or junk, bonds."
Federal Reserve unveils details of $2.3 trillion in programs to help support the economy https://www.cnbc.com/2020/04/09/federal-reserve-unveils-details-of-its-much-anticipated-main-street-lending-program.html