Karun Chandhok Raises Concerns About Mercedes F1 Upgrade Performance

• Karun Chandhok, a Sky Sports pundit and former F1 driver, expresses concern about Mercedes' latest upgrade package.
• Chandhok warns that the new aerodynamic parts have not delivered the expected performance improvement.
• Despite Kimi Antonelli nearing his first drivers' championship title, Mercedes' performance has plateaued in recent races.
• Red Bull's Max Verstappen has won the last two races, highlighting Mercedes' struggles.
• Mercedes should be concerned about their current form and the effectiveness of their latest upgrades.