The boss clearly felt the decision to send Bruno Fernandes off was the wrong one, as referee Chris Kavanagh brandished a red card for our captain's first-half foul on James Maddison in midfield.
However, he was also upset with the way his team conceded, particularly the first goal, and admitted the Reds were too "stressful" on the ball.
Here are some of the key comments from Ten Hag during his interviews with the official broadcasters, including Sky Sports, talkSPORT and the BBC...
BRUNO'S DISMISSAL
"I don't think it's a red card. [Should VAR have intervened?