Bill De Blasio

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PROMISES TO KEEP: New York Mayor-elect Bill de Blasio could be a Howard Dean-like figure who rallies others behind a progressive agenda, one analyst says. (ASSOCIATED PRESS)

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Democratic mayoral candidate Bill de Blasio celebrates on stage with his son dante, left, daughter Chiara and wife Chirlane McCray after he was elected the first Democratic mayor of New York City in 20 years in the Brooklyn borough of New York, Tuesday, Nov. 5, 2013. De Blasio, who beat out Republican Joe Lhota by a large margin, follows the three-term reign of Republican-turned-independent billionaire Michael Bloomberg, and Republican Rudy Giuliani, who led the city in the wake of the 2001 terrorist attacks. (AP Photo/Kathy Willens)

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New York Mayor-elect Bill de Blasio waves to the media as he emerges from his house in the Park Slope neighborhood in the Brooklyn borough of New York, Wednesday, Nov. 6, 2013. De Blasio was elected New York City's first Democratic mayor in two decades, posting a potentially record landslide victory while running on an unabashedly liberal, tax-the-rich platform that contrasted sharply with billionaire Michael Bloomberg's record during 12 years in office. (AP Photo/Mark Lennihan)

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Bill de Blasio, New York's mayor-elect talks to reporters after speaking at the “Somos el Futuro” conference in San Juan, Puerto Rico, Friday, Nov. 8, 2013. Earlier in the week Blasio was elected New York City's first Democratic mayor in two decades, in a landslide victory while running on an unabashedly liberal, tax-the-rich platform that contrasted sharply with billionaire Michael Bloomberg's record during 12 years in office. (AP Photo/Ricardo Arduengo)

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Mayor-elect Bill de Blasio waves to supporters after he was elected the first Democratic mayor of New York City in 20 years in the Brooklyn borough of New York, Tuesday, Nov. 5, 2013. De Blasio, who beat out Republican Joe Lhota by a large margin, follows the three-term reign of Republican-turned-independent billionaire Michael Bloomberg, and Republican Rudy Giuliani, who led the city in the wake of the 2001 terrorist attacks. (AP Photo/Kathy Willens)

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Bill de Blasio, New York's mayor-elect speaks to the media after delievering his speech at the “Somos el Futuro” conference in San Juan, Puerto Rico, Friday, Nov. 8, 2013. Earlier in the week Blasio was elected New York City's first Democratic mayor in two decades, in a landslide victory while running on an unabashedly liberal, tax-the-rich platform that contrasted sharply with billionaire Michael Bloomberg's record during 12 years in office. (AP Photo/Ricardo Arduengo)

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Mayor-elect Bill de Blasio speaks during a meeting with Mayor Michael Bloomberg at City Hall on Wednesday, Nov. 6, 2013, in New York. De Blasio, the city’s public advocate, defeated Joseph J. Lhota, a former chairman of the Metropolitan Transportation Authority, by a margin of about 49 percentage points, with 99 percent of the vote counted, to become the city's next mayor. (AP Photo/Bebeto Matthews)

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FILE - In this Tuesday, Sept. 10, 2013 file photo, New York Democratic mayoral candidate Bill de Blasio embraces his son Dante, left, daughter Chiara, second left, and wife Chirlane McCray after polls closed in the city's primary election in New York. De Blasio and his wife settled in the Park Slope neighborhood of the Brooklyn borough of New York largely because they felt that their interracial relationship would be accepted there, the mayor-elect has said. (AP Photo/Kathy Willens, File)