Texas
“…the victims were using a generator for electricity, and they had put it on their porch…too close to the house, and its exhaust got hot enough that it burned a hole into the home’s siding…carbon monoxide then leaked into the home and caused the deaths”
https://www.kltv.com/2021/02/21/nacogdoches-county-sheriff-etoile-residents-died-apparent-carbon-monoxide-poisoning/?fbclid=IwAR2vtWzyFjDJ0ASKTsR50hBa8jPNYBSx2QZie7o9cTF4Y8aWYevVySUWNTw