Britain's Matthew Brennan (Team Visma) saw the pile-up, which happened in front of him.

Barcelona could only muster a 1-1 draw at Getafe on Saturday in La Liga as they were unable to recover ground on the top two in the Spanish title race.

Nunez swept home Trent Alexander-Arnold's cross before smashing in a second for a vital twist in the title race.

Madrid are a point behind leaders Atletico Madrid, who visit Leganes later Saturday.