Here's one where an armrest of a chair was swabbed at the police station. https://www.policeone.com/legal/articles/8691418-How-surreptitious-DNA-sampling-is-kn

Here's one where an armrest of a chair was swabbed at the police station. https://www.policeone.com/legal/articles/8691418-How-surreptitious-DNA-sampling-is-knocking-on-the-Supreme-Courts-door/ https://www.policeone.com/legal/articles/8691418-How-surrept...