By Jelani Scott The Sparks center was involved in an incident during a closed-door scrimmage with Nigeria last July. View the original article to see embedded media. Los Angeles Sparks center Liz Cambage on Monday addressed a recent report alleging the WNBA star used a racial slur during a heated scrimmage with Nigeria prior to the 2021 Tokyo Olympics. According to an investigation conducted by The Daily Telegraph, Cambage, 30, was seen on camera participating in a scuffle with members of the Nigerian national team after the Australian center elbowed one opponent in the head and slapped anothe…