FILE - In this Dec. 19, 2010, file photo, Los Angeles Clippers owner Donald Sterling looks on during the second half of an NBA preseason basketball game between the Clippers and the Los Angeles Lakers in Los Angeles. The NBA is investigating a report of an audio recording in which a man purported to be Sterling makes racist remarks while speaking to his girlfriend. NBA spokesman Mike Bass said in a statement Saturday, APril 26, 2014, that the league is in the process of authenticating the validity of the recording posted on TMZ's website. Bass called the comments "disturbing and offensive." (AP Photo/Danny Moloshok, File)