The Super Eagles of Nigeria have lost to Guinea-Bissau for the first time ever.
The Nigerians were defeated by their African counterparts on Friday evening.
Mama Balde’s 29-minute goal is enough for the Wild Dogs of Guinea Bissau to take all points away from home.
Guinea-Bissau now top the GroupA as the Super Eagles travel on Monday for the return fixture.
The defeat at the Moshood Abiola National Stadium makes it 4 successive defeat in all competitions for the Super Eagles of Nigeria.