Martinez: Don't rush Barkley at World Cup

Ross Barkley could star for England.

Credit: PA

Everton manager Roberto Martinez has sounded a warning over Ross Barkley being expected to be England's match-winner at the World Cup.

The 20-year-old's inclusion on Roy Hodgson's squad has excited many with former England striker Gary Lineker the latest in a long line to liken the midfielder to the mercurial Paul Gascoigne.