HORISHNI PLAVNI, Ukraine... Spurred by Russia’s unprovoked invasion of their country, the citizens of this small Ukrainian city on the east bank of the Dnipro River have mustered all available resources to support the war effort and ease the suffering of fellow civilians caught in the crossfire.... Out of Horishni Plavni’s overall population of about 50,000 residents, roughly 80% work in the local mining industry and earn an average salary of about $500 a month.... Although Horishni Plavni has not been struck by a Russian attack, the air raid alerts have frequently sounded, adding anxiety to people’s daily lives. So,...