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President Obama took a moment to soak the scene in yesterday as he left the Capitol steps following his address to hundreds of thousands on the National Mall. Obama is only one of a few dozen men who have held that commanding view during an Inauguration Day and it's surely a site and feeling to store away in the memory as one of the warmest moments in a presidency.

Just how many people witnessed this very human moment? According to an AP report, somewhere north of 800,000:

Chris Geldart, who directs the District of Columbia's homeland security and emergency management agency, says early and unofficial estimates of the number of people on the National Mall indicate a turnout higher than 800,000. That's based on aerial views of how the crowd filled sections of the mall.