USCG Sector North Bend sent a helo inland to assist NP Rangers in rescuing
a man who slid / fell 800 feet into the caldera:

https://www.foxnews.com/us/oregon-ma...r-lake-caldera

The article states the aircrew heard the man. I find that to be highly improbable
due to the noise an MH-65 makes when spun up.

https://content.govdelivery.com/acco...letins/24a8371