Steve Evans is still looking for new signings ahead of Monday's transfer deadline.
The Welsh international is also wanted by Hull City, Burnley, Ipswich Town and Cardiff City.
The Czech striker has recently got back into contention.
Palace beat Stoke City 1-0 in the fourth round of the FA Cup on Saturday afternoon.
Derby County lost 3-1 at home to Manchester United last night.
The Italian midfielder had a debut to forget back in Italy.
The midfielder has struggled to make a consistent impact at Molineux.
Here is how Liverpool and West Ham United will line up for this evening's FA Cup tie.
Tottenham beat Colchester 4-1 in the FA Cup this afternoon - here's how their players rated...
Burnley and Sheffield Wednesday have been linked with the player this month.
The Liberal Democrat leader, Tim Farron, has called for the commission reviewing the freedom of information law to be disbanded, describing the stance of his party’s own peer Lord Carlile and others on the commission as one-sided.
Labour needs to “get its act together” by ending the focus on internal issues and instead showing that it will make progress in next May’s elections, the party’s shadow minister without portfolio has said.
Apple has agreed to pay €318m (£234m) to settle a tax dispute with Italian authorities after the iPhone and iPad maker was investigated for suspected fraud.