Sunderland v Tottenham Hotspur: Key stats and talking points

Relegation-threatened Tottenham Hotspur make the trip north to Sunderland on Sunday. BBC Sport explores some of the key talking points surrounding this fixture. All eyes will be on the dugout at the Stadium of Light this weekend as Tottenham's latest head coach attempts to save his new club from a disastrous relegation with only seven games of the season remaining.