NEW YORK--(BUSINESS WIRE)--On Saturday, July 4th, the Macy’s 4th of July Fireworks will rumble to life over New York City skies in the 39th annual celebration – Brave. Set over the East River, the nation’s largest Independence Day pyrotechnic display will extend to two locations this year. Beginning at approximately 9:20 p.m., the celebration will dazzle the shorelines of Manhattan, Queens and Brooklyn with an unparalleled spectacle of color, light and sound commemorating the holiday and our na