Fireworks lit up the skies across the United States, as Americans commemorated the nation's 233rd anniversary with barbecues, live music and other festivities. In Washington, President Barack Obama and First Lady Michelle invited some 1,200 military families for evening Independence Day celebrations at the White House. "Just imagine the extraordinary audacity it took, 233 years ago, for a group of patriots to cast off the title of 'subject' for 'citizen'," Obama said. The first family's backyard bash, complete with red, white and blue celebratory bunting, was also ...