NYPD detective Gemma Capello takes on a madman hell-bent on bringing New York City to its knees... In a family of cops, there's rarely a day when a Capello isn't facing down some form of threat. Still, despite their unpredictable schedules, they always find time for their annual family summer picnic. But this year, a sudden phone call changes everything. A heavily armed gunman has taken hostages at City Hall. As the force's top...