Leaders Celtic will resume their Europa League Group E charge when Lazio visit Parkhead on Thursday.
Here, the PA news agency looks at what lies ahead for the Scottish champions.
European history
Coach
Form
Lazio head into Thursday’s clash on the back of a four-match unbeaten run after following up a comprehensive Serie A victory over Genoa and a 2-1 success against Group E rivals Rennes with battling league draws against Bologna and Atalanta. But it has not been all plain sailing for seventh-place Lazio who have struggled on the road this season, slipping up at SPAL and Inter in the league and losing 2-1 away to Cluj in their Europa League opener.