Lionel Messi was controversially sent off as Argentina beat Chile 2-1 to win the Copa America third-place play-off in Sao Paulo.

Dinamo Zagreb 2 Arsenal 1: Zagreb was hit by an earthquake on Tuesday night and perhaps that was an omen for the Gunners who had striker Olivier Giroud sent off as they slumped to a disappointing 2-1 defeat in their Champions League Group F opener at Dinamo Zagreb.

One of the great joys of South American competition is that nobody knows anything.