Chelsea boss sarri is looking to strengthen his defence line in January after making an attempt to sign Daniel Rugani from Juventus broke down.
The likes of David Luiz and Gary Cahill contract Will expire next Summer and there has been no contract extension for the defenders.
Sarri is making an approach to bring in new defenders like caldara and Romagnoli. how ever, the signing would be very difficult for the blues because caldara arrived just this summer and romagnoli has recently penned new contract with Milan. Thus Milan are Ready to turned down any offer’s that comes their way as they named the duo as the future of the Rossoneris defence.