Ruben Amorim issued a note of caution after Amad Diallo scored a late hat-trick to rescue victory from the jaws of defeat for Manchester United against Southampton.

Amad Diallo sends position message to Ruben Amorim after hat-trick - The youngster scored a first senior treble while playing at wing-back

Amad Diallo has signed a new contract that will keep him at Manchester ... United sit 13th in the Premier League table with six wins in 20 games and travel to Arsenal for their FA Cup third round tie on Sunday.

Manchester United will begin their defence of the FA Cup with an arduous away test against Arsenal on Sunday with Ruben Amorim hoping to see more of the same intensity that his team displayed last

Match report and free highlights as Manchester Uniteds Amad Diallo produced an astonishing hat-trick with all three goals coming late in the game to beat Southampton at Old Trafford; win lifts Ruben Amorims side to 12th;

Amad Diallo scored 12-minute hat-trick to seal late turnaround for Man Utd against Premier Leagues bottom club Southampton; Ruben Amorims side were on course for fourth Old Trafford defeat in a row until Amads treble;

Amad Diallo received applause from fans following his sensational 12-minute hat-trick against Southampton. He rescued his team, which was headed for defeat.

Amad Diallo has signed a new five-and-a-half-year contract until June 2030, but where does he rank among Manchester United's best-paid players this season?

United appeared to be heading for a fourth consecutive top-flight home defeat for the first time since 1930 as they laboured badly trying to overcome a Southampton side who had won just once all season and suffered a 5-0 home loss to Brentford on their last league outing.

Manchester United forward Amad Diallo scored a hat-trick to beat Southampton in the Premier League, and he says he is "ready to fight" for Ruben Amorim's team.

The highlight fixture of FA Cup action this weekend kicks off at 10 a.m. ET with Arsenal hosting Manchester United.

Amad Diallo has rescued Manchester United with a late 12-minute hat trick to earn a 3-1 win over last-place Southampton in the Premier League.