H.E. President, J.E.A Mills phoned the Black Stars on Wednesday afternoon to encourage the players ahead of their clash against Zambia.

The Black Stars play the Chipolopolo in the semi-final of the 2012 Africa Cup of Nations at the Estadio de Bata.

President Mills urged the Black Stars to fight to lift the trophy.

"Ghanaians are confident that you will win the trophy but don't be complacent," the President told the players in a telephone chat.

"We are all behind you in prayers and we know you will do the country proud."

The Black Stars will reach the final of the tournament if they beat Zambia on Wednesday.