The Coronavirus is having an impact on the sporting world by postponing several matches and forcing some others to be played behind closed doors.
It is set to impact the Champions League last 16 second legs and the Europa League last 16 first legs as well.
Here, we take a look at the status of each of this midweek's UEFA fixtures, as of Monday afternoon.
Valencia vs Atalanta
This match will be held behind closed doors.
There are restrictions on who can enter and exit the region of Italy where Atalanta are based, but this didn't affect the team as there is an exemption for professional athletes.
So, the team arrived in Spain on Monday without any problems.
The match, though, will be held without fans at Mestalla and there won't be any pre-match press conferences.
RB Leipzig vs Tottenham
This match will be held with fans.
Despite advice from the German authorities to avoid gatherings of over 1,000 people, this match is set to go ahead as normal as the UK is not a major risk zone.
Liverpool vs Atletico Madrid
This match will be held with fans.
The UK government doesn't expect the Coronavirus to affect sport in the short term, although fans attending Anfield are being asked to follow certain requirements and those experiencing symptoms are asked to stay at home.
PSG vs Borussia Dortmund
This match will be held behind closed doors.
The Parisian police force announced on Monday that fans will not be able to attend, following a ban on public gatherings of over 1,000 people.
Juventus vs Lyon
This match is scheduled for next week and it is likely that it will be behind closed doors, but it's not official yet.
All Serie A matches taking place right now are being held behind closed doors.
Manchester City vs Real Madrid
This match is scheduled for next week and it is likely that it will be held with fans.
The UK government doesn't expect the Coronavirus to affect sport in the short term.
Bayern Munich vs Chelsea
This match is scheduled for next week and it is unclear if it will be held with fans or not.
As with RB Leipzig, the recommendations are for no gatherings of more than 1,000 people, but it remains to be seen if this will be implemented for this fixture.
Barcelona vs Napoli
This match is scheduled for next week and the Catalan government want it to be behind closed doors.
Even though Naples itself isn't a risk zone, Italy is a risk zone and Gerard Figueras, the minister of sport in the Catalan government, has spoken of how common sense would see the game played without fans.
Inter vs Getafe
This match will be held behind closed doors.
The Stadio Giuseppe Meazza won't have fans on Thursday night, with Milan one of the worst affected areas right now.
Sevilla vs Roma
It is unclear if it will be held with fans or not.
The local police want it played behind closed doors and a letter has been sent to the local government, but it remains to be seen if this will happen.
LASK vs Manchester United
This match will be held with fans.
Austria is not currently a risk zone.
Eintracht Frankfurt vs Basel
It is unclear if it will be held with fans or not.
As with the other German teams, the recommendations are for no gatherings of more than 1,000 people, but it remains to be seen if this will be implemented for this fixture.
Istanbul Basaksehir vs Copenhagen
It is unclear if it will be held with fans or not.
The return leg is set to be behind closed doors, but it remains to be seen what happens with the first leg.
Wolfsburg vs Shakhtar
It is unclear if it will be held with fans or not.
As with the other German teams, the recommendations are for no gatherings of more than 1,000 people, but it remains to be seen if this will be implemented for this fixture.
Rangers vs Bayer Leverkusen
This match will be held with fans.
The UK government doesn't expect the Coronavirus to affect sport in the short term.
Olympiacos vs Wolves
This match will be held behind closed doors.
The Greek government have installed a ban on matches being held with fans.
DarkKing2010
510
All the Beautiful Matches which include Messi, Neymar and Ronaldo are Held Behind Closed Doors but the Two most Exciting in With Fans Matches are Liverpool vs Atletico and City vs Madrid
Kareem_10
465
Haaland needs silence to celebrate his goals! We understand the decision #BVB
SMJHKV
434
If home team dont have supporters then the away goal rule also should be removed for that match otherwise its unfair for home team ... uefa must do thing in right way otherwise it will affect many teams.... ALLEZ PARIS ... I HOPE PSG WINS EVEN BEHIND CLOSED DOORS