Portuguese coach Luís Castro is under fire in Brazil. In analysis of a defeat by Grémio, the club he manages, at Internacional's home, the coach used a very common expression in Portugal - he described his team's performance as a “black day”. However, several internet users and media outlets saw racist content in these words by Luís Castro. So much so that the coach had to publicly apologize. «I publicly apologize for the expression used at the end of this Sunday's classic at a press conference. At no time did I intend to commit any racist offense. I referred solely to the context of the game", he began by saying, through a story no Instagram. «I reinforce my position in defense of equality as a social value. Equality of opportunities, races and religions. I reaffirm my humble apologies. I respect learning with a commitment not to repeat the expression», he concluded.