It began with a train ride that should have been ordinary. Instead, it became the final moments of a young woman’s life, captured on viral footage that is as haunting as it is devastating. Last month in Charlotte, North Carolina, 23-year-old Ukrainian refugee Iryna Zarutska boarded a light rail train seeking nothing more than safe passage. What she found was violence so senseless and brutal that it has ignited a national outcry. The attacker, later identified as 34-year-old Decarlos Brown Jr., lunged at Zarutska with a pocket knife. In the footage, she is seen in shock, staggering, before collapsing as...