Mikel Arteta admits 'upgrades' are needed across Arsenal's squad this summer as he eyes another Premier League title challenge - with club closing in on Riccardo Calafiori deal
![Mikel Arteta admits 'upgrades' are needed across Arsenal's squad this summer as he eyes another Premier League title challenge - with club closing in on Riccardo Calafiori deal](https://i.dailymail.co.uk/1s/2024/07/22/22/87642565-0-image-a-15_1721685492877.jpg)
ISAAN KHAN IN LOS ANGLES: The Gunners play Bournemouth and Manchester United this week in Los Angeles, before facing off against Liverpool in Philadelphia next week.