A group of 50 Miss USA Contestants dance after a diner party at Mariasol on the Santa Monica Pier on Tuesday, March 13, 2007. The 56th Annual Miss USA Competition makes a return to Los Angeles after airing the last two years live from Baltimore, Maryland.  The celebrated show will air live from the Kodak Theatre on Friday, March 23rd on NBC. Miss USA travels the nation as an advocate for breast and ovarian cancer awareness, education, research, and legislation.  Each contestant from 50 states and the District of Columbia will be judged in three categories: swimsuit, evening gown and interview.