acknowledges significant needs mrs. obama. >> no one knows more about what's at stake in this election than our first lady. >> reporter: 16 years ago in the closing months of mrs. clinton's time as first lady she was running for senate in new york. mrs. obama has no interest in being on the ballot now or ever, friends say. a comment she made in the 2008 campaign is now being revisited as a swipe at clinton. >> if you can't run your own house, you certainly can't run the white house. >> reporter: just last week trump raising it in north carolina. >> wasn't she the run that originally started the statement, if you can't take care of your home, right? >> reporter: aides to obama say she was not talking about clinton who they say she respects and has grown fond of. >> hillary clinton is my friend. >> reporter: now clinton is hoping the popularity of both obamas rubs off. the president's approval rating at 59% in a new cnn/orc poll and 54% believe things in the country are going well.