Real Madrid's official channel aired a segment more than 24 hours before the Clasico, comparing red cards and disallowed goals while invoking the Negreira case.
Julian Alvarez apologised to Atletico Madrid supporters after scoring in the club's 1-0 win over Deportivo La Coruna.
Al-Taawoun supporters chanted against Abdulrazak Hamdallah during Saturday's Saudi Roshn League match away to Al-Riyadh.
Zamalek beat APR at Cairo International Stadium to reach the CAF Champions League group stage, while captain Ahmed Fattouh again faced hostile chants.
After Cardiff City's 1-0 win over Birmingham, Brian Barry-Murphy spoke about the emotions around tributes to the 1966 Aberfan disaster.
Reports said Liverpool are prepared to turn Ronald Araujo's loan from Barcelona into a permanent move if his form continues over the next few months.
At Villa Park on Saturday, Nicolas Jackson scored after a Marc Guehi error and GOAL, citing Sky Sports, said Aston Villa fans then mocked Manchester City.
Barcelona host Real Madrid on Sunday in the standout match of La Liga round 10, with Gavi saying he enjoys “going to war in the Clasico”.
