Porto's Colombian ahead Jackson Martinez celebrates following scoring a aim throughout their Portuguese super league soccer match Pacos Ferreira vs FC Porto at the Machado Matos stadium in Felgueiras, on September 1, 2013. AFP Image / MIGUEL RIOPA

Porto’s Colombian ahead Jackson Martinez celebrates following scoring a goal during their Portuguese tremendous league soccer match Pacos Ferreira vs FC Porto at the Machado Matos stadium in Felgueiras, on September one, 2013. AFP Photo / MIGUEL RIOPA

Porto's Colombian ahead Jackson Martinez celebrates following scoring a aim throughout their Portuguese super league soccer match Pacos Ferreira vs FC Porto at the Machado Matos stadium in Felgueiras, on September 1, 2013. AFP Image / MIGUEL RIOPA