ABUJA, NIGERIA — The death toll from stampedes during two Christmas charity events in Nigeria has increased from 13 to 32, police said Sunday. The victims, including at least four children, collapsed during crowd surges as people grew desperate for food items while the country grapples with the worst cost-of-living crisis in a generation. The dead included 22 people in southeastern Anambra state’s Okija town, where a philanthropist on Saturday organized a food distribution, local police spokesman Tochukwu Ikenga said. Ten others died in the capital, Abuja, during a church-organized similar charity event. Police said they were investigating the two