Though Freddie Mac's chief executive told Congress the company is "helping financially strapped families reduce their mortgage costs through refinancing their mortgages," it has invested billions of dollars betting that U.S. homeowners won't be able to refinance their mortgages at today's lower rates, an NPR/ProPublica investigation has discovered. These investments "put them squarely against the homeowner," said Scott Simon of the investment firm PIMCO.
