Manchester City made a real statement of intent on Sunday afternoon as Pep Guardiola broke his Anfield hoodoo in some style.
His side demolished the reigning champions 4-1 on Merseyside to take a five-point lead at the top of the Premier League table. They even have a game in hand, too.
It looks for all the world as though City are poised to reclaim their crown, but there are still issues on the horizon that could be a cause for concern.
Here, Sportsmail takes a look at the areas that could trip up the league leaders, and why their procession is not as clear cut as it may seem.