Though the air raid sirens shatter his rest, Canadian fisherman Lex Brukovskiy says he’s feeling a sense of calm being back in Ukraine to help his war-ravaged homeland. “Sitting back home and watching it, it was hard,” he said in an interview on Monday. “I feel a lot more useful here.”

Standing outside a humanitarian aid distribution centre in downtown Lviv, the bearded 38-year-old lobster fisherman from Meteghan, N.S., said via FaceTime he spends his days and nights drawing up lists of the supplies needed by refugees — particularly women and children — and then delivering what he purchases.

And on Tuesday, he said in a followup telephone interview he’s been assigned a van to drive in a convoy that will make its way to besieged cities in eastern Ukrainewith humanitarian supplies before bringing refugees back to safety…