<p>Delegates hold up signs to show their support for Democratic Presidential candidate Hillary Clinton during the third day session of the Democratic National Convention in Philadelphia, Wednesday.</p>
July 28, 2016
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July 28, 2016 9 p.m.
Obama boosts Clinton
‘Carry her like you carried me’
His own legacy on the line, President Barack Obama implored Americans to elect Hillary Clinton to the White House, casting her as a candidate who believes in the optimism that drives the nation's democracy