President Volodymyr Zelensky’s resolution Tuesday to interchange Ukraine’s commander-in-chief, 60-year-old Oleksandr Syrskyi with 43-year-old Mykhailo Drapatyi, comes in the wake of widespread protests after Zelensky fired his 35-year-old protection minister Mykhailo Fedorov. NCS’s Nick Paton Walsh lays out how even with the shakeups – bringing in a youthful normal from a more moderen era of military leaders to interchange a Soviet-era one – the identical massive challenges stay.