a pro-ukraine units began cross-border incursions two weeks ago. sam kiley reports on the battle for belgorod. reporter: a ukrainian strike in russian occupied ooh! it s hittieating up in russian. the governor of belgorod province struggles to reassure a rattled population. translator: i heard that the armtd armed forces of ukraine hel our territory. 2,500 people are staying in shelters in belgorod. there are many questions that residents of border villages are asking starting with who will pay my utilities? what about our property? who is watching over it. reporter: raiding russia a second time. in a stunt that could have been