Chelsea manager Frank Lampard on Lo Celso's challenge: "Everybody knew they had made a mistake. We have the monitor and can view it and we were just waiting for the red card, not with any pleasure because it was a tackle that endangered the player.
The video assistant referee "didn't get it right" in Chelsea's 2-0 home loss to Manchester United and it was "soul destroying" for the supporters, says Blues boss Frank Lampard.
VAR official Chris Kavanagh did not feel Harry Maguire deserved a red card for appearing to kick Michy Batshuayi.
Newcastle head coach Steve Bruce, speaking to BBC Match of the Day: "I can't fault my players for the way we defended. The big thing we need to do better is look after the ball and cause more of a threat.
"It was just what we needed in terms of performance. We should have scored more but I can't complain because we scored in the first half. We've got nervous before when we've had a measure of possession but not scored," Lampard said.
Chelsea boss Frank Lampard: "It was frustrating for different reasons.
"In the first half, the game was there to be won. We weren't ruthless enough. We got the goal and we had the possession, but we just didn't kill the game off.
Lampard's side ran over 5km less than the visitors overall and generally lacked creativity and energy.
"We have found now that when teams make it difficult for us and do not give us space, we are finding it tough and so it clearly needs to improve," added Lampard.
Tottenham boss Jose Mourinho: "Today was bad, we didn't start well. Chelsea started better than us. They scored from a short corner and that disappoints me. We were not focused.
"The second goal is a bad goal to concede.
Frank Lampard's side lacked tempo and creativity -
"Maybe for the fans and the players, but not for me," he told BBC Radio 5 Live. "I didn't get excited in the great run that we had, the Premier League is tough and I felt there was a lot of improvement needed, and that's proved true.
Everton caretaker manager Duncan Ferguson: "It was an unbelievable atmosphere for myself but it's the players who need to take the pride and the praise. We were just trying to get the communication working.
Chelsea manager Frank Lampard:
"I thought we were great. I'm pleased because that was us again, we had a blip against West Ham and today we were back.
"Our character at half-time was important and we carried off where we left off.
The former Millwall and MK Dons keeper sank to his knees before celebrating in the stands with his father, who played in the West Ham defence for 21 years.
"It still doesn't feel real," said Martin, who is a boyhood fan.