Caesars Entertainment Beverage Server interview questions

Group panel interview. 10 applicants and 2 executives. First thing we had to do is introduce our partner to the group and reasons why they should be hired. (I think I did a good job advocating for my partner. She, however, was nervous and did a poor job introducing me). Next the executives ask everyone a customer service related question. Lastly, we are suppose to describe our favorite candy. Overall, they wanted to get to know your personality. Afterwards the executives left and one return and called names (I was in this group), and told us that we would not move forward. Not exactly sure why I was called because I think I did a good job answering the questions (better than some who move forward) . Everyone who did not move forward was of the same race which makes me wonder...