Mezue ahịrịokwu na-esonụ: Ụfọdụ n'ime ndị otu kachasị ama ama gụnyere
Ala ọma jijiji Northridge (1994), Oklahoma City bọmbụ (1995), World Trade Center (2001) Hurricane Katrina (2005) Hurricane Harvey (2017) na Hurricane Maria (2017)