Ron Reagan, the son of the late US president, Ronald Reagan, spoke to Matt Frei about his views on the ''American Dream''.

He said he did not believe in it as wholeheartedly as his father, and called it an ''overused cliche''.

Can you define the American Dream in 140 characters or less? Send BBC_WNA a tweet and include #americandream - we'll publish the best at the end of this week.

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