Gabriel Jesus' knee injury is “not looking good,” Arsenal manager Mikel Arteta said Tuesday. The Brazil striker was taken off after 40 minutes in Arsenal's FA Cup loss to Manchester United on Sunday.

Mikel Arteta has said that Arsenal are “actively” looking to identify targets in the January transfer window as he admits the side “ideally need some help”. The Arsenal manager said his opinion on the situation was “clear” after losing Bukayo Saka and Gabriel Jesus to hamstring and anterior cruciate ligament (ACL) injuries.

Arsenal boss Mikel Arteta said he is "very worried" about the injury sustained by Gabriel Jesus, as reports state the striker suffered an ACL issue.

Mikel Arteta admits Gabriel Jesus’ injury increases the need for Arsenal to make signings this month. The forward will be out for the season after suffering an ACL injury in Arsenal’s FA Cup exit to Manchester United on Sunday. Jesus has been one of the Gunners’ most prolific players in recent weeks, with six goals in the last seven games.

Mikel Arteta has said his Arsenal players "recognise" the need for a new signing this month and he is talking to his squad about possible targets.

Arsenal 's manager Mikel Arteta has confirmed that the club is "actively looking" to sign a new striker in the ongoing January transfer window. The decision comes after the team lost key players Bukayo Saka and Gabriel Jesus to long-term injuries.

Latest Arsenal transfer news with Mikel Arteta send a worrying message that should result in action being taken

Newcastle star Alexander Isak is ‘simply not available’ and Arsenal must look elsewhere if they are to sign a striker before the January transfer deadline. That’s according to The Athletic’s David Ornstein,