Ukraine has already begun to strengthen air defense over Kharkiv. The next focus will be on other areas, including the Poltava region, according to Ukrainian President Volodymyr Zelenskyy. Today, the head of state arrived in the Poltava region for a visit, where he intends to inspect critical infrastructure and enterprises, and promised to do everything to strengthen air defense in the region. “We have started to reinforce the airspace of Kharkiv, as well as other directions. Today, I am in the Poltava region to inspect critical infrastructure and some enterprises. We will work to do everythin…