Ambrose, who has filled in at right back during the tournament, picked up a red card in Nigeria's opening game against Burkina Faso and has not spoken since.
But the defender says the red card is not the reason for his silence.
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"I don’t think there is anything to say now.
"I just don’t want to say anything until we get to the Final. Then, there will be something to say."
Nigeria face a daunting route to that goal, with Cote d'Ivoire the immediate hurdle.
But the Celtic man remains resolute in his resolve.
"Let's wait until the Final."


