Manchester United fans made their feelings perfectly clear on Lisandro Martinez after the Argentina star’s superb performance against Canada at the 2024 Copa America on Friday. Lisandro Martinez has been a key defensive figure for Manchester United after he was signed for an initial £48.3m from Dutch side Ajax in 2022. The 26-year-old Argentine defender was reunited with United boss Erik ten Hag at Old Trafford, having worked under the Dutchman during his time at Ajax. United sorely missed the influence of Martinez in the 2023-24 season after the former Ajax star’s first-team appearances were …