Stopping the Barcelona captain from running riot isn’t impossible, the Merengue star affirms – but it’s quite a one-man job Real Madrid defender Raphael Varane has opened about the problem of keeping Lionel Messi quiet, confessing that it takes quite one man to stay tabs on the magical Argentine. Varane has starred at the Bernabeu for nearly a decade since moving from Lens in 2011, lifting four Champions Leagues and…