Jack Colback 'to decide Sunderland future by end of the week'

Sunderland midfielder Jack Colback will reportedly make a decision regarding his future this week.

The 24-year-old, who has been linked with a move to Newcastle United, will come to the end of his current contract with the Black Cats next month.

According to the Northern Echo, Colback will decide by the end of the week whether to move on or stay at Sunderland, who are believed to be keen on keeping the midfielder at the Stadium of Light.

Everton, West Ham United, Aston Villa and Hull City are all said to be monitoring Colback's situation.