Lisandro Martinez has been criticised for his performance against Nottingham Forest.
The Manchester United defender was at fault for two of the goals in Forest's 3-2 win at Old Trafford on Saturday night.
Martinez was called a 'little boy' after being outjumped by Nikola Milenkovic
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Martinez was called a 'little boy' after being outjumped by Nikola MilenkovicCredit: AFP
The United man was also at fault for Forest's third goal
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The United man was also at fault for Forest's third goalCredit: Getty
Martinez failed to stop Nikola Milenkovic from scoring a header just two minutes into the match.
He was later caught out as Chris Wood's header creeped in at the back post to extend the visitors' lead in the second half.
Phil Jones and Jamie Redknapp were both critical of Martinez during their analysis of the opening goal on Sky Sports.
Martinez was outjumped by Milenkovic at a corner and could be seen holding his shirt as the Serbian towered above him.
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Discussing the goal, former United defender Jones said: "First of all it’s a great header. You sense a bit of vulnerability from set-pieces. Martinez is too fixated on his man.
"Diogo Dalot takes a couple of steps towards the ball, maybe gets caught underneath the ball a little bit and almost gets sucked under the ball."
Redknapp then added: "He's got to be stronger Martinez, he's like a little boy there, he just gets bullied. It's a towering header."
Martinez had been making his return to the starting line-up on Saturday.
The World Cup winner was absent in midweek whilst serving a suspension during the defeat to Arsenal.
He had picked up a one-match ban after his fifth yellow card of the season against Everton last weekend.
Jones and Redknapp were both critical of the United defender
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Jones and Redknapp were both critical of the United defenderCredit: X / @SkySportsPL
Although Rasmus Hojlund equalised before half-time, Forest retook the lead after the interval as an error from Andre Onana allowed Morgan Gibbs-White to score.
Wood's header extended the lead before Bruno Fernandes gave the hosts some hope, but it was not enough to avoid defeat.
The loss is United's sixth Premier League defeat of the season after just 15 matches.
Meanwhile, the Red Devils now find themselves 13th in the table ahead of next weekend's Manchester Derby.