NEW : NBA commissioner Adam Silver dismisses Donald Sterling 's accusation . NEW : The recording included a series of racist comments . Silver : NBA is stepping back amid dispute between Donald , and Sterling . LA Clippers co - owner Donald Sterling says he will no longer support the team 's sale . Donald Sterling 's lawyer says no court will believe his client is mentally incapacitated .
NEW : NBA commissioner Adam Silver dismisses Donald Sterling 's accusation . NEW : Silver : NBA is stepping back amid dispute between Donald , and Sterling . LA Clippers co - owner Donald Sterling says he will no longer support the team 's sale . Donald Sterling 's lawyer says no court will believe his client is mentally incapacitated .