Messi’s sidekick Julián Álvarez flourishing at the World Cup


              Argentina's Julian Alvarez, left, captures the ball beside Australia's goalkeeper Mathew Ryan to scores his side's second goal during the World Cup round of 16 soccer match between Argentina and Australia at the Ahmad Bin Ali Stadium in Doha, Qatar, Saturday, Dec. 3, 2022. (AP Photo/Lee Jin-man)
            
              Argentina's Julian Alvarez celebrates after scoring his side's second goal during the World Cup round of 16 soccer match between Argentina and Australia at the Ahmad Bin Ali Stadium in Doha, Qatar, Saturday, Dec. 3, 2022. (AP Photo/Alessandra Tarantino)
            
              Argentina's Julian Alvarez, right, and Australia's Kye Rowles battle for the ball during the World Cup round of 16 soccer match between Argentina and Australia at the Ahmad Bin Ali Stadium in Doha, Qatar, Saturday, Dec. 3, 2022. (AP Photo/Petr David Josek)
            Argentina's Julian Alvarez, right, and Lionel Messi, left, celebrate their side's second goal during the World Cup round of 16 soccer match between Argentina and Australia at the Ahmad Bin Ali Stadium in Doha, Qatar, Saturday, Dec. 3, 2022. (AP Photo/Frank Augstein) Argentina's Julian Alvarez celebrates his side's second goal during the World Cup round of 16 soccer match between Argentina and Australia at the Ahmad Bin Ali Stadium in Doha, Qatar, Saturday, Dec. 3, 2022. (AP Photo/Frank Augstein) Argentina's Julian Alvarez celebrates his side's second goal during the World Cup round of 16 soccer match between Argentina and Australia at the Ahmad Bin Ali Stadium in Doha, Qatar, Saturday, Dec. 3, 2022. (AP Photo/Frank Augstein) Argentina's Julian Alvarez scores his side's second goal during the World Cup round of 16 soccer match between Argentina and Australia at the Ahmad Bin Ali Stadium in Doha, Qatar, Saturday, Dec. 3, 2022. (AP Photo/Lee Jin-man) Argentina's Julian Alvarez, right, shoots the ball to score his side's second goal past Australia's goalkeeper Mathew Ryan, second left, during the World Cup round of 16 soccer match between Argentina and Australia at the Ahmad Bin Ali Stadium in Doha, Qatar, Saturday, Dec. 3, 2022. (AP Photo/Manu Fernandez)