Ballmer and Clippers co-owner Shelly concluded the binding agreement Thursday.
"I'm not a racist," the Clippers owner said in a CNN interview.
The Los Angeles chapter of the group had honored the Clippers owner once before.
Several members of CBC suggested the league should wield more authority over owners.
The Education secretary said Sterling should lose his team if racist remarks are verified.
Clinton praised Johnson's work in urban America after Donald Sterling blasted the star.
"He believes in his heart that he's a good person," Eric Garcetti said.
The White House said the NBA was right to ban for life Clippers owner Donald Sterling.
Sterling's remarks have been condemned by President Obama.
“I don’t think I have to interpret those statements for you," Obama said in Malaysia.