However, Paul Pogba scored twice after the interval, while Chris Smalling netted the victor as United won 3-2 and delayed their rivals' title celebrations. "We pressed a bit higher and we keep the shape to get a good result", he said.
Smalling, who had been at fault for both goals in the first half, then directed his header past Ederson to round off a tremendous comeback in the 69th minute.
"You saw us stand up, coming in 2-0 down at City where they've been fantastic all season - we stepped up and won the game".
The French midfielder, who rejoined the Red Devils nearly two years ago in a deal worth £89.3 million, endured a disastrous first half against Manchester City at the Etihad Stadium on Saturday night.
As in keeping with recent weeks, he was quick to emphasise his own historical successes in the Premier League and the improvement United have shown in their league form during the current campaign.
Just before United's remarkable revival Gundogan also hit the woodwork.
South Africa's ex-leader Zuma charged with corruption
Zuma had the support of senior African National Congress leaders in the province as well as former Cabinet ministers. Zuma sat in the dock alongside Christine Guerrier, who will represent Thales for the duration of the trial.
Kevin Durant refutes Kerr's notion that Warriors did not care
The Warriors who visited Bankers Life Fieldhouse on Thursday needed no sarcastic quote marks around their name. Yes, the Warriors didn't have Steph Curry tonight and this game won't affect their playoff seeding.
Offers of help pour in after deadly bus crash involving Humboldt Broncos
Prime Minister Justin Trudeau sent out a statement Saturday, saying "an entire country is in shock and mourning today". Darren Opp, president of the Nipawin Hawks, said a semi T-boned the players' bus - an account police confirmed.
Premier League leaders, Manchester City, hosts Manchester United today at 6:30 p.m. Cairo local time, in the top match of the 33rd week of the Premier League (PL), and it might be the decisive game of the season.
The man with the go-ahead goal: Chris Smalling. It came at a time when we were totally in control.
"To be honest, I didn't want to lose against City", the midfielder told Sky Sports.
"In practical terms and for next season to finish second, third or fourth is exactly the same, you don't win the title but qualify for the Champions League group stage".
But City, who would have been crowned champions with the victory, will have to wait as second-placed United narrowed the gap to 13 points ensuring there were no celebrations on derby day.
Pep Guardiola's side knew any win on Saturday would guarantee silverware, as his side led a dominant charge from the start of the season until this weekend, with many critics expecting them to add the title to a League Cup success earned in February.