Seven figure losses and plummeting circulation were threatening The New York Daily News, a centenarian tabloid that has given voice, or its pages, to the working class and the waves of immigrants that make the storied city the most vibrant metropolis of the world. Its leadership is now employing shock therapy doing what it does best: attention-grabbing headlines, the art that defines tabloid journalism. The effort has paid off on Twitter and the social networks: millions see the paper’s covers in catastrophic, heavy typeface the size of the Empire State. Will it suffice to turn the business around? The jury is still out: the waters of the Internet are still treacherous for newspapers.