Stroll sits 123 points behind teammate Alonso in the champion standings following the Italian Grand Prix.It was another poor weekend from the Canadian at Monza, who qualified last whereas Alonso progressed into Q3 once again.Stroll’s poor form has meant Aston Martin have slipped from second to fourth in the championship standings behind Mercedes and Ferrari.With McLaren likely to be competitive from the start in 2024, Aston Martin’s one-sided driver line up may cost them a top four spot next year.Speaking on the latest episode of the Sky Sports F1 podcast, Rosberg gave his thoughts on Stroll’s struggles.“I’m not sure what’s…