DENVER - AUGUST 25: Maya Soetoro-Ng, half-sister of Barack Obama, speaks during day one of the Democratic National Convention (DNC) at the Pepsi Center August 25, 2008 in Denver, Colorado. The DNC, where U.S. Sen. Barack Obama (D-IL) will be officially nominated as the Democratic candidate for U.S. president, starts today and finishes August 28th.