Many investors are going to be watching the Fed closely this year as it becomes increasingly more likely that the historically low interest rates we've seen recently may come to an end as early as before the end of 2013. What does that mean for investors in mortgage REITs such as Annaly Capital (NLY -0.32%)?

In this video, Fool financial analysts Matt Koppenheffer and David Hanson tell investors why they should be watching this story closely, as it may impact their portfolio -- and their dividend income -- in a big way.