Scientists think they've figured out what's killing aspen in Colorado's high country.Forest service managers have a plan to stop the die-off.Dan Meyers talks with Dave Dallison, Timber Program Leader for the San Juan National Forest. View story images.
![RTD Police Chief Joel Fitzgerald Sr. speaking at a press conference](https://www.cpr.org/cdn-cgi/image/width=3840,quality=75,format=auto/https://wp-cpr.s3.amazonaws.com/uploads/2022/11/221110-DENVER-SAFETY-PRESS-CONFERENCE-COLORADO-CONVENTION-CENTER-DOWNTOWN-CBD-KEVINJBEATY-31.jpg)