Former Maryland Gov. Martin O'Malley waves as he arrives with his wife Katie O'Malley to an event to announce that he is entering the Democratic presidential race, on Saturday, May 30, 2015, in Baltimore. O'Malley made the announcement Saturday in a Baltimore park, telling a crowd of about 1,000 people — "I'm running for you."
Former Maryland Gov. Martin O'Malley waves as he arrives with his wife Katie O'Malley to an event to announce that he is entering the Democratic presidential race, on Saturday, May 30, 2015, in Baltimore. O'Malley made the announcement Saturday in a Baltimore park, telling a crowd of about 1,000 people — "I'm running for you." Evan Vucci AP
Former Maryland Gov. Martin O'Malley waves as he arrives with his wife Katie O'Malley to an event to announce that he is entering the Democratic presidential race, on Saturday, May 30, 2015, in Baltimore. O'Malley made the announcement Saturday in a Baltimore park, telling a crowd of about 1,000 people — "I'm running for you." Evan Vucci AP

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