UEFA has opened disciplinary action against Arsenal coach Arsene Wenger and midfielder Samir Nasri for improper conduct after the side's 3-1 Champions League defeat against Barcelona.
European football's governing body said it had "opened disciplinary proceedings against Arsenal FC coach Arsene Wenger and the English club's midfielder Samir Nasri following last night's UEFA Champions League round of 16 second leg against FC Barcelona in Spain."
"Both are to face charges of improper conduct, and their cases will be heard by the UEFA Control and Disciplinary Body on Tuesday 17 March," UEFA added in a statement.
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Wenger was infuriated about the sending off of Robin van Persie after a second yellow card, describing it as an "embarrassing" decision by Swiss referee Massimo Busacca.
Busacca was reportedly involved in a fiery exchange with the Arsenal manager in the tunnel after the final whistle.
Barcelona qualified for the quarter-finals of the Champions League after winning 4-3 overall, after Arsenal travelled to the Nou Camp with a 2-1 advantage.
