Porto have agreed a deal to bring Arsenal midfielder Fabio Vieira back to the club on loan. Vieira joined Arsenal from the 30-time Portuguese champions in July 2022 for a fee of around €40million (£34.26m) and is under contract until 2027. The Portugal youth international made 22 Premier League appearances during his debut season but has struggled to establish himself as a first-team regular. With Mikel Merino arriving from Real Sociedad and Hale End graduate Ethan Nwaneri emerging, Vieira’s opportunities would be limited at the Emirates Stadium — and a temporary switch should ensure...