Zelensky's Chief of Staff, a Pro-Western Media Expert Who Led the Ukraine War, Resigns Due to CorruptionPresident Zelensky's Chief of Staff, a pro-Western media expert who led the Ukraine War, has resigned due to corruption after 16 years in power.Andriy Yermak, a producer and media lawyer who met with a comedian, attempted to directly remove a feared power broker by directing Western diplomacy..