A Bulgarian man has died in Thessaloniki after being attacked by fans of Greek football club PAOK and hit by a car.
Chelsea made it five wins in five tries in the Europa League with a convincing 4-0 win against PAOK at Stamford Bridge on Thursday.
Maurizio Sarri made only five changes to the Chelsea side that beat Cardiff at the weekend, and their dominance showed after this comfortable win.
Thessaloniki Police told ESPN FC that two Chelsea fans got into a fight at around 5 a.m. on Thursday morning after leaving a bar.
The Brazilian striker earned a straight red card for his foul on Jose Angel Crespo during the second leg of Spartak's 3-2 aggregate loss to PAOK.
Arsenal announced the deal on Friday, with Akpom moving abroad again after spending part of last season on loan in Belgium.
Greek Superleague disciplinary committee has also docked the club three points and fined them €63,000.
Greece has lifted its suspension of football after saying it received a commitment from clubs to reform rules aimed at combating violence.
Herbert Huebel said a series of incidents, culminating in a gun-toting club owner running onto the pitch, were "unacceptable."
PAOK president Ivan Savvidis has apologised for storming the pitch during Sunday's clash with AEK Athens while appearing to carry a gun.
Greece's sports minister says Greek Super League matches have been suspended indefinitely after the gun-toting owner of PAOK marched onto the pitch.
A disputed goal in a Greek league match on Sunday between AEK and PAOK led to a pitch invasion by one of the team owners, who appeared to have a gun.
About 3,000 PAOK supporters marched peacefully through Thessaloniki on Thursday to protest against the Greek club's punishment for fan violence.
A Greek sports court has deducted three points from title contenders PAOK for match violence.
Olympiakos coach Oscar Garcia was hit by an object thrown from the crowd ahead of a Greek Superleague game between PAOK Salonika and Olympiakos.
PAOK will also play seven home games behind closed doors and pay a fine of €282,500.
Vladan Ivic was taken to hospital for treatment after the incident, which followed a 54th-minute brawl involving several players.
PAOK won the Greek Cup by defeating AEK Athens 2-1 in a final marred by violent clashes between fans that injured more than 40 people, two seriously.
After a scrappy start, United scored the goal that put the tie beyond any doubt after 16 minutes.
Zlatan Ibrahimovic's hat trick gave Manchester United a 3-0 win against St Etienne in a Europa League round of 32 first-leg clash at Old Trafford.
Manchester United will take on St Etienne in the Europa League's round of 32, while Spurs will face Gent and Villarreal have been drawn against Roma.
Manchester United's troubles away from home in Europe continued in a 2-1 defeat at Fenerbahce in the Europa League as Paul Pogba limped off injured.
Manchester United laboured to a 1-0 Europa League victory over Zorya Luhansk at Old Trafford as Zlatan Ibrahimovic headed home in the second half.
Shakhtar Donetsk, Olympiakos and Fenerbahce all crashed out of the UEFA Champions League in the third qualifying round on Wednesday.