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Gabon's coach Jorge Costa attends the 2015 African Cup of Nations group A football match between Gabon and Congo in Bata on January 21, 2015. AFP PHOTO / CARL DE SOUZA (Photo credit should read CARL DE SOUZA/AFP via Getty Images)

Gabon's coach Jorge Costa attends the 2015 African Cup of Nations group A football match between Gabon and Congo in Bata on January 21, 2015. AFP PHOTO / CARL DE SOUZA        (Photo credit should read CARL DE SOUZA/AFP via Getty Images)

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Gabon's coach Jorge Costa congratulates his players at the end of the 2015 African Cup of Nations group A football match between Burkina Faso and Gabon at Bata Stadium in Bata on January 17, 2015. AFP PHOTO / KHALED DESOUKI (Photo credit should read KHALED DESOUKI/AFP via Getty Images)

Gabon's coach Jorge Costa congratulates his players at the end of the 2015 African Cup of Nations group A football match between Burkina Faso and Gabon at Bata Stadium in Bata on January 17, 2015. AFP PHOTO / KHALED DESOUKI        (Photo credit should read KHALED DESOUKI/AFP via Getty Images)

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INCHEON, REPUBLIC OF KOREA: Portugal line up for a team photo, 14 June 2002 at the Incheon Munhak Stadium in Incheon, prior to first round Group D action between Portugal and Korea in the 2002 FIFA World Cup Korea/Japan. From L above: Vitor Baia, Paulo Bento, Pauleta, Fernando Couto, Jorge Costa, Beto. From L bottom: Sergio Conceitao, Petit, Joao Pinto, Rui Jorge, Luis Figo. AFP PHOTO/EMMANUEL DUNAND (Photo credit should read EMMANUEL DUNAND/AFP via Getty Images)

INCHEON, REPUBLIC OF KOREA:  Portugal line up for a team photo, 14 June 2002 at the Incheon Munhak Stadium in Incheon, prior to first round Group D action between Portugal and Korea in the 2002 FIFA World Cup Korea/Japan. From L above: Vitor Baia, Paulo Bento, Pauleta, Fernando Couto, Jorge Costa, Beto. From L bottom: Sergio Conceitao, Petit, Joao Pinto, Rui Jorge, Luis Figo. AFP PHOTO/EMMANUEL DUNAND (Photo credit should read EMMANUEL DUNAND/AFP via Getty Images)

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Gabon's national football team coach Jorge Costa gestures during the 2017 African Cup of Nations qualification football match between Ivory Coast and Gabon at the Stade de la Paix on June 4, 2016 in Bouake. / AFP / ISSOUF SANOGO (Photo credit should read ISSOUF SANOGO/AFP via Getty Images)

Gabon's national football team coach Jorge Costa gestures during the 2017 African Cup of Nations qualification football match between Ivory Coast and Gabon at the Stade de la Paix on June 4, 2016 in Bouake.
 / AFP / ISSOUF SANOGO        (Photo credit should read ISSOUF SANOGO/AFP via Getty Images)

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Gabon's coach Jorge Costa (R) gestures during the 2015 African Cup of Nations group A football match between Gabon and Congo in Bata on January 21, 2015. AFP PHOTO / CARL DE SOUZA (Photo credit should read CARL DE SOUZA/AFP via Getty Images)

Gabon's coach Jorge Costa (R) gestures during the 2015 African Cup of Nations group A football match between Gabon and Congo in Bata on January 21, 2015. AFP PHOTO / CARL DE SOUZA        (Photo credit should read CARL DE SOUZA/AFP via Getty Images)