Guardiola was not clear if his team will go for Sanchez: "I do not know".
"That is not going to happen", he said.
Initial suspicions were that it could be a cruciate knee injury, similar to those suffered by team-mates Benjamin Mendy and Ilkay Gundogan, and he is reported to have left Selhurst Park on crutches.
After the break, City were finally able to produce a more cohesive display to that of their fractured first 45, which saw several misplaced passes and a couple of on-field spats, and the visitors nearly found the breakthrough 10 minutes in as Ilkay Gundogan whipped his attempt from range just past Hennessey's right-hand upright. Maybe Arsene (Wenger) is anxious about that but I tell him many times that 2004 run is for him. "Today is completely different to 2004". I expect Watford to do similar, it's hard to pick up value in games when this is the expected effort from the away side.
Palace were rewarded after their defensive grit and off-the-ball energy shone through in an enthralling contest. The question is how long can he keep this going.
Himachal Congress MLA slaps lady constable, gets a tighter one in return
In Shimla , Rahul met party legislators and district presidents and discussed what went wrong in the elections. Congress President Rahul Gandhi had arrived in Congress office in Shimla for meeting on Friday morning.
But they can take heart from creating other opportunities to win aside from the penalty; with full-back Patrick van Aanholt testing Ederson in the first half and Andros Townsend wasting a gilt-edged chance to convert on 78 minutes.
It was the first time City dropped points since a 1-1 draw at home to Everton on August 21. They have already punished Oumar Niasse and Manuel Lanzini but Zaha's dive was the worst I have seen this season'.
Having watched Manchester City the last few weeks teams are becoming less adventurous and really not even trying to play. In two days, we have another game (at home to Watford). "We have to protect players".
Not winning their 19th consecutive game is hardly evidence of the wheels coming off City's remarkable title bid, but there were signs that could be problematic in south London.
Guardiola said Jesus would be out for "maybe one month or two months" and that De Bruyne would be assessed on Monday, ahead of the league game against Watford. There is one line but where you go beyond it, that is risky.