03/28/2008 02:45 am ET Updated May 25, 2011

Obama: Other Candidates Imitate Me

Mason City, Ia. - Barack Obama told a crowd here today that other candidates are copying his message of change.

Obama said his campaign has already succeeded in the "unlikely journey" of capturing the nation's hope and "what people said couldn't be done, we might do."

The Democratic presidential candidate also challenged voters to look at the candidates and ask "who has been about change their whole life."

"Everybody now is talking about change. If imitation is the sincerest form of flattery, then we're doing pretty good," said Obama, a U.S. senator from Illinois.

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