Paris St Germain's Neymar reacts during the match against Marseille in Paris, France September 13, 2020. — Reuters pic

PARIS, Sept 14 — Neymar was sent off on his return from Covid-19 quarantine after reacting to an alleged racist slur as Marseille snapped their 20-match winless run against Paris Saint-Germain with a 1-0 victory over the reigning Ligue 1 champions yesterday.