Congress resumes its debate on the debt ceiling as President Obama talks to the nation through Twitter. Watch CNN.com Live for continuing coverage on these developing stories.
Today's programming highlights...
8:15 am ET - NASA aeronautical research briefing - NASA takes a brief respite from the shuttle countdown to discuss its ongoing aeronautical research.
9:30 am ET - 'Curb Your Enthusiasm' on Wall Street - The popular HBO sitcom is starting its eighth season, and two of the show's stars, Jeff Garlin and Susie Essman, will celebrate by ringing the opening bell on Wall Street.
10:00 am ET - Senate debates debt ceiling - The Senate resumes discussion on raising the debt ceiling and dealing with the federal budget deficit.
2:00 pm ET - Twitter town hall - President Obama hosts his first Twitter town hall meeting at the White House. Expect him to be asked about the economy and jobs.
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