In the first - leg of the Europa League knockout round playoff on Thursday, a second - half goal by Moura helped Porto, the home team, secure a 1 - 1 draw against AS Roma, who were down to 10 men. Meanwhile, Turkish champions Galatasaray suffered a 4 - 1 defeat at AZ Alkmaar.

Zeki Celik gave Roma the lead in the closing seconds of the first half. However, in the 67th minute, Moura equalized as his shot deflected off a defender and went past goalkeeper Mile Svilar.

Five minutes after Moura's goal, Claudio Ranieri's Roma faced an additional setback. Bryan Cristante was shown a second yellow card, reducing the team to 10 players.

The visitors, who had already lost forward Paulo Dybala through injury before halftime, withstood Porto's late pressure, as the Portuguese tried to capitalise on their man advantage but saw Goncalo Borges and Danny Namaso missing the target.

Two-time Europa League finalists Roma will be looking to beat Porto for the first time in four European ties. Winners will face either Athletic Bilbao or Roma's arch-rivals Lazio.

Ten-man Galatasaray suffered a 4-1 defeat at Dutch side Alkmaar, who are playing their first European knockout tie in five years.

Alkmaar opened the scoring after 12 minutes as Sven Mijnans netted a stunning free kick into the left top corner before Galatasaray equalised eight minutes later through Roland Sallai's rocket from the edge of the box.

Troy Parrott restored the hosts' lead from the spot in the 37th minute before the visitors were reduced to 10 men shortly after the break when Kaan Ayhan saw a second yellow card.

Jordy Clasie made it 3-1 in the 57th minute, while David Moller Wolfe sealed the rout in the 66th, as the Dutch outfit look on course to face either Manchester United or Tottenham Hotspur in the last 16.

Netherlands' Twente Enschede earned a last-gasp 2-1 home win over Bodo/Glimt as skipper Ricky van Wolfswinkel did not miss his 95th-minute penalty effort.

Patrick Berg had equalised for the visitors in the 85th minute after Sayfallah Ltaief's opener just five minutes into the game.

Romania's Steaua Bucharest fought back to beat Greek champions PAOK 2-1, asTaison's late first-half red card proved costly for the hosts.

Steaua substitute Andrei Gheorghita struck in the 50th minute to cancel out Mbwana Samatta's 21st-minute opener for PAOK, and Joyskim Dawa sealed the comeback win in the 60th minute.

Earlier in the day, Turkey's Fenerbahce claimed a resounding 3-0 home win over Belgian side Anderlecht, while Ajax Amsterdam, Real Sociedad and Ferencvaros also secured first-leg leads.