PoliticoBill DeBlasio: I'm optimistic about Clinton, but not ready to endorsePoliticoAP Photo. Bill DeBlasio: I'm optimistic about Clinton, but not ready to endorse. By Nick Gass. 5/6/15 7:47 AM EDT. New York City Mayor Bill de Blasio said Wednesday that he is optimistic about where Hillary Clinton is going. De Blasio, a former Clinton aide, ...Mayor de Blasio again refuses to endorse Hillary Clinton, announces plans for ...New York Daily NewsAPNewsbreak: NYC to Waive $30M Public Housing PaymentABC NewsNYC Mayor Bill de Blasio tells MSNBC he wants to hear Hillary Rodham ...NewsdayRollingStone.comall 110 news articles »