Crystal Palace struck an agreement with Marseille to sign Ismaila Sarr last Thursday – the 25th of July. Dougie Freedman agreed a £12.6m deal with the French giants for Sarr – who was expected to undergo a medical in London over the weekend ahead of an official announcement. However, Crystal Palace are yet to announce the signing of the Senegal international as we embark on Tuesday 30th July – with many fans worrying about the deal collapsing. Now, the reason behind the delay has been revealed… Why Ismaila Sarr to Crystal Palace is on holdFabrizio Romano has now shared why Crystal Palace are y…