Arsenal's Riccardo Calafiori transfer faced with Roma 'legal challenge' amid further delay
![Arsenal's Riccardo Calafiori transfer faced with Roma 'legal challenge' amid further delay](https://i2-prod.mirror.co.uk/incoming/article33293669.ece/ALTERNATES/s615/0_GettyImages-2152328122.jpg)
Arsenal are pushing to complete a deal for Bologna defender Riccardo Calafiori having agreed a fee with the Italian side but there seems to be a significant delay in his arrival