Argentine Delfino faces ban after overturning decision based on TV replay . Linesman Ivan Nunez spotted replay of incident in cameraman 's monitor . German referee Delfino overturned penalty and red card decision . Velez Sarsfield were left furious after decision during game with Arsenal .
German Delfino faces ban after overturning decision based on TV replay . Linesman Ivan Nunez spotted replay of incident in cameraman 's monitor . Argentine referee Delfino overturned penalty and red card decision . Velez Sarsfield were left furious after decision during game with Arsenal .