Joleon Lescott has signed for Sunderland until the end of the season. With the free agent joining on a short-term basis.
The England international has been without a club since his contract was terminated by AEK Athens in November.
Lescott won the Premier League title on two different occasions and has been signed to save them from relegation.
Lescott had worked with Moyes when the defender was still at Everton and rejoins Steven Pienaar and Victor Anichebe.