Mikel Arteta played down concerns over Bukayo Saka's fitness after he was forced off during Arsenal's 2-0 win over Sevilla in the Champions League.
Erik ten Hag was angered by "three tough decisions" that went against Manchester United in a chaotic late loss at Copenhagen.
Manchester City boss Pep Guardiola admits the John Stones injury is a big blow and will force his side to play "differently".
Casemiro is set to miss a key stretch of Manchester United's season after Erik ten Hag revealed the midfielder will be sidelined with a hamstring injury until after Christmas.
Kieran Trippier still has hope for Newcastle's Champions League campaign despite the crippling defeat to Borussia Dortmund.
Manchester City suffered a setback in their Champions League win over Young Boys on Tuesday, losing centre-back John Stones to injury.