Fannie Mae (OTC:FNMA) and Freddie Mac (OTC:FMCC) are raking in the profits, but will it last forever? In this segment of The Motley Fool's financials-focused show, Where the Money Is, financial-sector analysts Matt Koppenheffer and David Hanson tell viewers why Fannie Mae and Freddie Mac's results look great now and how they could change over the next several years.