Chelsea's trip to Italy on Tuesday sees them taking on one of Europe's most exciting teams, with AC Milan hoping to avenge their heavy defeat by the Blues last week.
Graham Potter's side have been backed to struggle in Milan, with ABC News' statistical analysis website FiveThirtyEight backing the hosts to win with a 40% chance of sealing the win. Chelsea have been handed a 34% chance of sealing the win while a draw has been given a 27% likelihood.
Group E has emerged as one of the tightest in the competition, with Chelsea having a slim lead in terms of the statistical probability of finishing top. They have a 35% chance, followed by Red Bull Salzburg (31%) and Milan (30%).