Chelsea boss Graham Potter says West Ham midfielder Tomas Soucek made a "good save" as the Blues were denied a late penalty in a frustrating 1-1 draw.
Referee Craig Pawson waved play on after Conor Gallagher's 89th-minute shot clearly struck Soucek's hand, with VAR making no decision on the incident.
"I thought it was a good save," said Potter, whose side have won one game of their last seven league games.
"It looks like one of those ones that if it had been given I don't think it would have been overturned."
A message on Chelsea's Twitter feed, which got tens of thousands of likes, said: "Soucek makes a great save from Conor Gallagher.