(Bloomberg) As Russia’s war in Ukraine enters a third year, President Vladimir Putin’s forces have shifted to the offensive and captured the eastern city of Avdiivka after months of fighting. In a conflict where momentum has ebbed and flowed, the mood is now noticeably darker in Kyiv.President Volodymyr Zelenskiy changed his military leadership amid disputes over conscription of new soldiers and battlefield strategy. His troops are running low on ammunition and weapons, with political infight