Plenty at stake in Wednesday night Premier League games (updated)

LONDON, Dec. 5 (Xinhua) -- Liverpool visit struggling Sheffield United, while Manchester City have a difficult visit to in-form Aston Villa in the Premier League on Wednesday night.

Sheffield sacked coach Paul Heckingbottom on Tuesday and replaced him with Chris Wilder after a 5-0 thrashing away to Burnley at the weekend.

Wilder led the 'Blades' to promotion in 2019, but has a difficult job to spark a rev