As the summer break approaches, several drivers are battling to save their season and indeed their careers. The most notable example is Sergio Perez, whose future could hinge upon his performance at the Belgian Grand Prix this weekend. This leaves Daniel Ricciardo in a remarkable situation. Ricciardo will be hopeful of securing a return to Red Bull while also fighting to retain his seat at RB under pressure from Liam Lawson and other promising juniors. Kevin Magnussen, meanwhile, is at risk of losing his spot on the grid altogether. Haas have already announced that he’ll be leaving the team at…