BUENOS AIRES, Argentina (AP) — On each passing anniversary of the deadly 1994 attack against Argentina’s largest Jewish community center, Diana Malamud said she endures a brutal “Groundhog Day.” In her version of the Kafkaesque nightmare that traps her in the same day over and over, presidents repeat the same pledges to seek justice for the car bombing at the center that killed 85 people, including Malamud’s husband, Andrés, wounded 300 others and profoundly unsettled Jewish communities across the continent. No has ever been convicted for involvement in the bombing, considered among the deadliest antisemitic attacks anywhere since World War...