Wenger called Fletcher's red card "harsh" and said referee Roberto Rosetti "had a very bad game".

BBC: Wenger rueful after 'worst night'

The Tevez goal was clearly still a source of frustration and several Mexicans surrounded Italian referee Roberto Rosetti and his team as they made their way from the field.

BBC: Argentina 3-1 Mexico

The Scotsman appeared to take the ball but Italian referee Roberto Rosetti stunned United by pointing to the penalty spot before sending off Fletcher, meaning he will now miss the final.

CNN: Man United crush Arsenal to reach final