5 Ways the Landscape Has Changed Since Hillary Clinton Last Ran for President

And how they will impact her 2016 run.

Hillary Clinton's official presidential campaign launched this Sunday, just over eight years after she released a similar video announcement in January of 2007. Much has changed since the last time Clinton decided to make a bid for the presidency. Here is a look at five of the biggest shifts within the American landscape during that eight-year period, and how they will impact her run this time around.