VIDEO: Koka's winner for Rio Ave

Ahmed Hassan 'Koka' headed in the only goal to help Rio Ave beat Estoril 1-0 in the Portuguese league.

The Egypt striker grabbed his third of the season in the 76th minute to give his side a precious win.

Egypt duo Saleh Gomaa and Ali Ghazal both helped their team Nacional claim a famous victory over Porto 2-1.

Koka goal