Okay....

https://www.nytimes.com/2019/06/28/b...-monoxide.html

Ms. Penney, 81, and Mr. Livingston, 88, were found dead at their home in Sarasota, Fla., poisoned by carbon monoxide, according to preliminary tests by the local medical examiner. Susan Livingston said that after the car — which had a keyless ignition — pulled into the garage attached to their house, the engine had continued to run.

Darwin at work.....