Porto have been knocked out of this season's Champions League.
They lost to Russian side FC Krasnodar on away goals in the third round of qualifying.
Meanwhile, last year's semi-finalists Ajax are narrowly through to the final play-off round.
They dodged a bullet by beating Greek Champions 5-4 on aggregate.
Elsewhere, Celtic have also been eliminated from the Champions League.
They conceded four times to CFR Cluj of Romania in a wild match in Glasgow.

Diaz shines as Colombia beat Uzbekistan
Yirenkyi's last-gasp winner seals victory for Ghana over Panama
Cape Verde keeper Vozinha to be reunited with mum at World Cup after visa issue
England takes over in second half to roar past Croatia
Portugal held by DR Congo in their World Cup opener
