Arsenal to announce new signings after medicals with third transfer 'confirmed'

Standard Sport understands that Scanlon will join Arsenal on a free transfer, with United inserting a sell-on clause of 40% in the deal.The winger has completed his medical and the two clubs are expected to finalise the deal in the next 48 hours.There are no immediate plans to send Scanlon on loan. He will initially be involved with the Arsenal Under-21 side, though the teenager has joined the club with the intention of breaking into Mikel Arteta's first-team plans as quickly as possible.He spent the second half of last season on loan at Swindon and he has already been capped 24 times at senior level by Gibraltar.Arsenal's new Under-21 head coach David Horseman briefly worked with Scanlon at United and highly recommended him to the Gunners.There have also been positive reports from Chris P