Four minutes into the match at Anfield and we already have the first substitution as Arsenal were forced to make one early change as William Saliba looked injured and was replaced by Cristhian Mosquera, who makes his away debut with the team coached by Arteta after playing 26 minutes last week against Leeds.

Arsenal face a stern test of their title challenge credentials on Sunday as they travel to Merseyside for a blockbuster clash against defending EPL champs Liverpool. Below, we'll outline the best live TV streaming services for watching Premier League games as they happen,

One of the Premier League's biggest rivalries resumes this weekend when champions Liverpool host last season's runners-up Arsenal. BBC Sport takes a look at some of the key themes as the title rivals prepare to face off.