PresentationPatrick DonnellyCitigroup Inc. Exchange Research Thanks, everyone, for joining us. I'm Patrick Donnelly, the tools and diagnostics analyst here at Citi. Happy to have Sam Samad and Shawn Bevec from Quest here with us. Thanks for coming down, guys. Sam, maybe to start, we'll just chat about it a little bit. Just the utilization backdrop is something we hear a lot of questions about. I know you guys get questions as well. It's remained quite elevated. I think everyone thought it was a COVID pheno ...