George Russell's Canadian Grand Prix ended in frustration as a power unit failure forced his retirement while teammate Kimi Antonelli claimed victory. The 19-year-old now holds a commanding 43-point advantage in the standings, leaving Russell to acknowledge the championship is Antonelli's to lose with 17 races remaining.

Russell's early-season promise has unraveled through mechanical issues and Antonelli's emergence. After being favored for the title following Mercedes' regulation advantage, Russell has watched his younger teammate capitalize on opportunities. Despite winning the Chinese GP sprint, gearbox problems and strategic setbacks have hampered his campaign.

Mercedes boss Toto Wolff remains confident Russell's championship bid isn't over, citing the driver's resilience developed through junior formulas. The team faces a delicate balancing act managing two competitive drivers while maintaining their constructors' advantage over McLaren, Ferrari, and Red Bull.

With both drivers capable of race victories, Wolff emphasized team interests must come first, warning that internal battles could cost valuable points. The pressure may be off Russell personally, but Mercedes cannot afford to let their drivers fight without restraint.