Comment and Analysis
The Arsenal manager believes the summer window was problematic for the top clubs that had little guarantee that a potential signing would make their squad stronger.
Madrid missed out on signing its No. 1 transfer target of the summer by mere minutes - but why did it take so long for both clubs to try and close out a deal?
Players, managers and chief executives reflect on all the drama of the window as deals fail to go through and are left until the final frantic minutes to be completed.