A Greek Superleague match was postponed on Sunday after PAOK owner Ivan Savvidis invaded the pitch while carrying a gun.
Croatia held Greece to a goalless draw in Piraeus to seal their place at the World Cup in Russia next summer.
Recap as Croatia qualified for the World Cup with a 4-1 aggregate play-off win over Greece.
Croatia will be looking to guard against complacency when they travel to Greece for the second leg of their World Cup play-off.
Croatia set one foot in the World Cup finals after cruising to an emphatic 4-1 win over Greece in their play-off first leg.
The final nine places at next summer's World Cup finals in Russia will be decided by the end of this month's international break.
The Republic of Ireland will meet Denmark for a place at the 2018 World Cup while Northern Ireland are up against Switzerland.
Portugal and France secured their places at next summer's World Cup finals but Holland will miss out on a second successive tournament.
The final round of World Cup Qualifiers takes place on Tuesday as teams including France and Portugal look to clinch qualification.
The battle to secure a place at the 2018 World Cup continues on Saturday, with France and Portugal looking to boost their chances.
Scroll back through updates as France edge towards World Cup qualification and Portugal secure a vital victory in Andorra.
Belgium became the first European team to qualify for next year's World Cup when a Romelu Lukaku header gave them a 2-1 win in Greece.
With the final round of World Cup qualification fixtures upon us, we take a look at the state of play in Europe...
We preview all of Sunday's World Cup Qualifiers, as Belgium travel to face Greece and the Netherlands host Bulgaria.
World Cup Qualifiers return to Sky Sports on Thursday as France look to take the lead in Group A when they host the Netherlands.
From Argentina to Australia, read our World Cup qualifying update ahead of this week's internationals...
Scroll back to see the best goals and moments from Friday's World Cup 2018 European Qualifiers.
Romelu Lukaku struck late to rescue a 1-1 World Cup Qualifying draw for depleted Belgium on Saturday against Greece.
Cristiano Ronaldo scored twice as Portugal beat Latvia 4-1 in World Cup qualifying, while Switzerland and Belgium also won on Sunday.
Scroll down to look back on coverage from Sunday's World Cup qualifiers, as Belgium, Portugal and Netherlands all win.
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