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Porto's Colombian forward Jackson Martinez (R) scores a goal during the UEFA Champions League quarter final football match FC Porto vs FC Bayern Munich at the at the Dragao stadium in Porto on April 15, 2015. AFP PHOTO / MIGUEL RIOPA (Photo credit should read MIGUEL RIOPA/AFP/Getty Images)

Porto's Colombian forward Jackson Martinez (R) scores a goal during the UEFA Champions League quarter final football match FC Porto vs FC Bayern Munich at the at the Dragao stadium in Porto on April 15, 2015.   AFP PHOTO / MIGUEL RIOPA        (Photo credit should read MIGUEL RIOPA/AFP/Getty Images)