HikeArizona.COM

"If you or someone you know used the toilets at Indian Garden along the Bright Angel Trail on the north side of Phantom Ranch, or at the Bright Angel Campground, between November 2018 and September 2020, you are encouraged to reach out to investigators by calling (928) 318-8770 or by filling out a secure and confidential online form on the FBI's NPS webpage to determine if you may be a victim."

https://content.govdelivery.com/account ... ns/2fff3af

By the time I reached those bathrooms I've had hours of stomach jostling combined with caffeine infused gels and other fun foods. They got an eyeful if they were spying on me.