Arsenal have several young prospects on the verge of a first-team breakthrough, but have just lost one in a surprise move. Defender Lino Sousa, who joined Arsenal from West Bromwich Albion’s academy in 2022, has now completed a sudden transfer to Unai Emery’s Aston Villa. Sousa, 19, was named on the bench by Mikel Arteta on several occasions, in both the Premier League and Europa League, but failed to make a single appearance for the senior side. Fabrizio Romano revealed the surprising news, which will see the left-back move to Villa Park on a permanent deal. Arsenal sell Lino Sousa to Aston V…