Russia does not have enough troops for a major attack in Sumy Oblast but may still attempt to invade the region, State Border Guard Service spokesperson Andriy Demchenko said on television on May 26. Demchenko said that he does not see a Russian “group that could achieve strategic goals” near Sumy Oblast despite a buildup of troops. But he stressed that Ukraine must “be prepared for any action.” Meanwhile, President Volodymyr Zelensky said on May 26 that “Russia is preparing for offensive actions also 90 kilometers northwest – they gather another group of troops near our border.” Sumy Oblast b…