Manchester City boss Pep Guardiola refused to comment on a controversial late penalty in their Champions League 2-all draw at Monaco last night.
Eric Dier scored the spot kick that was awarded after a V-A-R review.
Guardiola felt his side were unlucky not to have won
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Arsenal's winning start continued as they beat Olympiakos 2-nil.
Newcastle recorded their biggest ever Champions League win by thrashing Union Saint-Gilloise 4-nil.
